biology resources

Life processes and cells

Cells

Plant and animal cells
Plant and animal cells Tablet enabled - iPad | Android | more...

Compare and contrast plant and animal cells with these superb interactive diagrams.

Cell image bank
Cell image bank Tablet enabled - iPad | Android | more...

Sensational photographic slides of plant and animal cells to boost your classroom resources. If you would like to see your photographic slides added to this library don't hesitate to email them to echalk. Select "View" and then "Full Screen" on your browser to see this resource at its best.

Chromosomes, genes and DNA
Chromosomes, genes and DNA Tablet enabled - iPad | Android | more...

Learn about the relationship between chromosomes, genes and DNA with this animation which depicts an incredible journey into the nucleus of a cell.

Cell structure: bounce quiz
Cell structure: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

DNA and protein: bounce quiz
DNA and protein: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Cell division

Mitosis
Mitosis Tablet enabled - iPad | Android | more...

An animation showing the stages of cell division during mitosis.

Mitosis: higher level
Mitosis: higher level Tablet enabled - iPad | Android | more...

A suite of animations illustrating the process of mitosis for higher level students; interphase, prophase, metaphase, anaphase, telophase and cytokinesis.

The cell life cycle: mitosis
The cell life cycle: mitosis Tablet enabled - iPad | Android | more...

Complete this diagram depicting the life cycle of a cell by dragging the labels to the correct position. You'll need to be familiar with the four stages of mitosis.

Meiosis
Meiosis Tablet enabled - iPad | Android | more...

A series of animations illustrating the process of meiosis.

Mitosis and meiosis compared
Mitosis and meiosis compared Tablet enabled - iPad | Android | more...

Do you know the difference between meiosis and mitosis? Use this resource and you soon will!

Cell division: key words glossary games
Cell division: key words glossary games Tablet enabled - iPad | Android | more...

A set of quizzes to test your knowledge of the key words in this subject area.

Mitosis: bounce quiz
Mitosis: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Transport into and out of cells

Diffusion
Diffusion Tablet enabled - iPad | Android | more...

This diffusion simulation shows how some large particles dissolve and eventually spread out due to collisions between themselves and the surrounding smaller particles.

Osmosis
Osmosis Tablet enabled - iPad | Android | more...

A simulation that demonstrates the mechanism of osmosis. Start the simulation and watch the particles randomly bounce around the screen. Notice that the sugar molecules cannot pass through the membrane but the water molecules can. Soon a state of equilibrium will be reached.

Active transport
Active transport Tablet enabled - iPad | Android | more...

A simulation that demonstrates the mechanism of active transport. If a sugar molecule hits a carrier protein it will be transported to the other side of the membrane (against the concentration gradient).

Brownian motion
Brownian motion Tablet enabled - iPad | Android | more...

This simulation shows the random movement of large smoke particles as they are being bombarded by the fast moving molecules that make up the surrounding air.

Membrane Transport: bounce quiz
Membrane Transport: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Respiration

Respiration: bounce quiz
Respiration: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Venn diagram: aerobic & anaerobic respiration
Venn diagram: aerobic & anaerobic respiration Tablet enabled - iPad | Android | more...

A Venn diagram activity to introduce your pupils to the differences between aerobic and anaerobic respiration.

Aerobic & anaerobic respiration word equations
Aerobic & anaerobic respiration word equations Tablet enabled - iPad | Android | more...

A drag and drop activity in which pupils are required to construct the word equations of aerobic and anaerobic respiration.

Enzymes

Enzyme action: bounce quiz
Enzyme action: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

The human body (systems and maintenance)

The skeleton and muscles

The human skeleton
The human skeleton Tablet enabled - iPad | Android | more...

Learn the names of the different bones in the human skeleton with this drag 'n' drop labelling exercise. (worksheet)

Muscular system
Muscular system Tablet enabled - iPad | Android | more...

Learn where the major muscle groups of the body are located with this labelling exercise.

Antagonistic muscles pairs: biceps and triceps
Antagonistic muscles pairs: biceps and triceps Tablet enabled - iPad | Android | more...

An animation that shows how the biceps and triceps work together in order to flex and straighten the arm.

The senses

Interactive eye diagram
Interactive eye diagram Tablet enabled - iPad | Android | more...

You have full control over the image ... colour it in and add or remove labels and arrows at the touch of a button. Simply click on individual labels and arrows to toggle them on or off (in this way the diagram can be simplified to suit any age group).

Interactive ear diagram
Interactive ear diagram Tablet enabled - iPad | Android | more...

You have full control over the image ... colour it in and add or remove labels and arrows at the touch of a button. Simply click on individual labels and arrows to toggle them on or off (in this way the diagram can be simplified to suit any age group).

How old is your hearing?
How old is your hearing? Tablet enabled - iPad | Android | more...

As we get older our ability to hear high pitched sounds decreases. The younger you are the higher the frequency you can hear. Take this test to find out if your hearing is older or younger than you are!

Breathing

Breathing: inhalation and exhalation
Breathing: inhalation and exhalation Tablet enabled - iPad | Android | more...

An animation illustrating what happens when we breathe in and out.

The respiratory system
The respiratory system Tablet enabled - iPad | Android | more...

Label the parts of the respiratory system. This resource also contains a diagram of alveoli. (worksheet)

Gaseous exchange
Gaseous exchange Tablet enabled - iPad | Android | more...

A sequence of animations showing the means by which we get oxygen from the air into our blood and carbon dioxide out of our blood into the air.

Venn diagram: aerobic & anaerobic respiration
Venn diagram: aerobic & anaerobic respiration Tablet enabled - iPad | Android | more...

A Venn diagram activity to introduce your pupils to the differences between aerobic and anaerobic respiration.

Aerobic & anaerobic respiration word equations
Aerobic & anaerobic respiration word equations Tablet enabled - iPad | Android | more...

A drag and drop activity in which pupils are required to construct the word equations of aerobic and anaerobic respiration.

Digestion and eating

The digestive system
The digestive system Tablet enabled - iPad | Android | more...

A visual database. Click on a body part to find out what it does. (worksheet)

The digestive system: bounce-words quiz
The digestive system: bounce-words quiz Tablet enabled - iPad | Android | more...

A high energy quiz that requires coordination as well as knowledge. Ideal for the interactive whiteboard. This resource also includes a printable worksheet and a separate activity to help the teacher with marking. (worksheet)

Peristalsis animation
Peristalsis animation Tablet enabled - iPad | Android | more...

An animation to show how the muscles of the digestive tract contract and relax in sequence to produce a travelling constriction that pushes the content onwards.

The human mouth 1: Incisors, canine and molar teeth
The human mouth 1: Incisors, canine and molar teeth Tablet enabled - iPad | Android | more...

Learn to identify the position, shape and function of the different tooth groups in the human mouth.

The human mouth 2: detailed diagram
The human mouth 2: detailed diagram Tablet enabled - iPad | Android | more...

Learn to identify all the different kinds of teeth in the human mouth with this labelling activity.

Tooth structure
Tooth structure Tablet enabled - iPad | Android | more...

Learn about the structure of a tooth with this labelling exercise.

The heart and circulatory system

The heart and circulatory system
The heart and circulatory system Tablet enabled - iPad | Android | more...

This beautiful animation shows your pupils how the chambers and valves of the heart function in order to pump blood around the body. This resource includes an animated schematic of the circulatory system. The interactive labels provide you with a number of class activities for teaching your pupils the structure of the heart.

The circulatory system: bounce quiz
The circulatory system: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

The endocrine system

The endocrine system: visual database
The endocrine system: visual database Tablet enabled - iPad | Android | more...

A database of the endocrine system that shows you where the different glands are and what they are responsible for.

The endocrine system: glossary games
The endocrine system: glossary games Tablet enabled - iPad | Android | more...

Use these colourful quiz games to get familiar with the main endocrine glands and the hormones they secrete.

The endocrine system: labelling exercise
The endocrine system: labelling exercise Tablet enabled - iPad | Android | more...

Can you correctly label the endocrine system? Try this drag and drop activity to find out.

The brain

The brain: visual database
The brain: visual database Tablet enabled - iPad | Android | more...

A graphical database to help you learn what the different areas of the brain are responsible for.

The brain: labelling exercise
The brain: labelling exercise Tablet enabled - iPad | Android | more...

Learn to identify the different areas of the brain with this labelling activity.

The urinary system

The urinary system and kidneys
The urinary system and kidneys Tablet enabled - iPad | Android | more...

Two labelling exercises to make sure you can find your way around this important body system.

Homeostasis

Homeostasis bounce quiz
Homeostasis bounce quiz Tablet enabled - iPad | Android | more...

A general quiz on homeostasis. This resource also includes a printable worksheet.

Section through skin: labelling exercise
Section through skin: labelling exercise Tablet enabled - iPad | Android | more...

A resource to help your pupils learn the function of the different structures in skin. (worksheet)

Blood glucose regulation: bounce quiz
Blood glucose regulation: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Diabetes simulation: blood sugar and insulin levels
Diabetes simulation: blood sugar and insulin levels Tablet enabled - iPad | Android | more...

Bert and Bart are twins and they both love eating chips. Unfortunately one of the brothers is diabetic. Run the simulation and see what happens to their blood sugar and insulin levels after they eat a huge bag of chips.

Managing diabetes
Managing diabetes Tablet enabled - iPad | Android | more...

In this activity you must give Bert his insulin injection at just the right time. Too soon and his blood sugar levels will plummet (hypoglycemia), too late and his blood sugar levels will be dangerously high (hyperglycemia).

Diabetes bounce quiz
Diabetes bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Good health

The ultimate reaction test
The ultimate reaction test Tablet enabled - iPad | Android | more...

An addictive reaction test with loads of uses for practical work. Find out your reaction speed and whether it changes when you're tired, hungry or buzzing on coffee.

Stopping distances
Stopping distances Tablet enabled - iPad | Android | more...

Are your reactions fast enough to stop in time when granny jumps into the road? Find out how thinking and stopping distances are affected when you drive at different speeds. Change the car mass, brakes and tyres and discover what difference that makes. You can even decide to be sleepy or drunk!

Paint a pie chart : causes of death
Paint a pie chart : causes of death Tablet enabled - iPad | Android | more...

Learn how to interpret pie charts with this interactive resource. The finished pie chart can be shown in 2D or 3D and you have a handy protractor tool to help you figure out what colour to paint each sector.

Nervous system

Nervous system: bounce quiz
Nervous system: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Reproduction and puberty

The female reproductive system
The female reproductive system Tablet enabled - iPad | Android | more...

Learn the parts of the female reproductive system with this colourful drag and drop activity.

The male reproductive system
The male reproductive system Tablet enabled - iPad | Android | more...

Learn the parts of the male reproductive system with this colourful drag and drop activity.

Stages of pregnancy
Stages of pregnancy Tablet enabled - iPad | Android | more...

A delightful animation of the stages of pregnancy from ovulation to birth.

The menstrual cycle
The menstrual cycle Tablet enabled - iPad | Android | more...

An interactive timeline depicting the four stages of the menstrual cycle and the changes in hormone levels.

Puberty Venn diagram
Puberty Venn diagram Tablet enabled - iPad | Android | more...

Investigate the development of secondary sexual characteristics in males and females with this Venn diagram activity.

Plants and photosynthesis

The life cycle of a flowering plant
The life cycle of a flowering plant Tablet enabled - iPad | Android | more...

A beautiful sequence of animations that illustrate the life cycle of a flowering plant.

Parts of a flower : labelling exercise
Parts of a flower : labelling exercise Tablet enabled - iPad | Android | more...

Learn the parts of a flower with this colourful drag and drop activity. (worksheet)

The reproductive parts of a flower : labelling exercise
The reproductive parts of a flower : labelling exercise Tablet enabled - iPad | Android | more...

Learn to identify all the reproductive parts of a flower with this labelling exercise.

The reproductive flower parts and their functions
The reproductive flower parts and their functions Tablet enabled - iPad | Android | more...

Do you know what the different reproductive parts inside a flower are responsible for? Use this activity and find out!

Structure of a leaf: labelling exercise
Structure of a leaf: labelling exercise Tablet enabled - iPad | Android | more...

A resource to help your pupils learn the function of the different structures in a leaf. (worksheet)

Photosynthesis and respiration
Photosynthesis and respiration Tablet enabled - iPad | Android | more...

A beautiful animation to illustrate the gaseous exchange taking place in a plant during the day and the night.

The photosynthesis equation
The photosynthesis equation Tablet enabled - iPad | Android | more...

A drag and drop activity to make sure you know the photosynthesis equation using both words and symbols.

Balance the photosynthesis equation
Balance the photosynthesis equation Tablet enabled - iPad | Android | more...

The aim of this visually attractive resource is to balance the photosynthesis equation. The program displays a running tally of the number of elements on each side of the equation and lets you know when it is balanced.

Aerobic respiration and photosynthesis
Aerobic respiration and photosynthesis Tablet enabled - iPad | Android | more...

Construct and compare the word equations for aerobic respiration and photosynthesis to discover how these processes complement each other.

Chlorophyll
Chlorophyll Tablet enabled - iPad | Android | more...

A beautiful, interactive 3D molecule of chlorophyll. Show your pupils what the molecule essential to photosynthesis looks like. To see the application you should use the latest version of your browser.

Photosynthesis: bounce quiz
Photosynthesis: bounce quiz Tablet enabled - iPad | Android | more...

Test your knowledge of photosynthesis with an eChalk trademark bounce quiz. (worksheet)

Photosynthesis (higher): bounce quiz
Photosynthesis (higher): bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Carbohydrates
Carbohydrates Tablet enabled - iPad | Android | more...

Don't just talk about carbohydrates - show your pupils exactly what they look like in glorious, interactive 3D. The library includes a selection of common monosaccharides, disaccharides and polysaccharides.

Genetics, inheritance, variation and evolution

DNA: 3D interactive molecule
DNA: 3D interactive molecule Tablet enabled - iPad | Android | more...

An awe-inspiring 3D model of the beautiful double helix...this has to be seen to be believed. To see the application you should use the latest version of your browser.

Peppered moth natural selection simulation
Peppered moth natural selection simulation Tablet enabled - iPad | Android | more...

Play the part of a predatory bird hunting for moths in the forest. A wonderful activity that shows how different camouflage leads to selective predation and so to a change in the population. Depending on whether you choose to hunt in a pre-industrial or post-industrial forest you will find either the dark moth or the light moth easier to catch. Go on, have a go!

Speciation cartoon
Speciation cartoon Tablet enabled - iPad | Android | more...

See how the 'Lumptys' evolve into two distinct species over many years after a freak galactic event causes them to become geographically separated. This beautiful cartoon provides a great way to introduce topics such as allopatric speciation and adaptive radiation.

Genetics and inheritance: glossary games
Genetics and inheritance: glossary games Tablet enabled - iPad | Android | more...

A compendium of on-line games to ensure you know the definitions and spelling of key words from this subject area.

Inheritance and eye colour: teaching tool
Inheritance and eye colour: teaching tool Tablet enabled - iPad | Android | more...

Entrench the ideas of dominant and recessive alleles. Teachers may use this visual model to show how different gene combinations affect eye colour.

Venn diagram: Nature or nurture?
Venn diagram: Nature or nurture? Tablet enabled - iPad | Android | more...

Are our traits the results of our genes, our environment or a mixture of the two?

Heredity
Heredity Tablet enabled - iPad | Android | more...

A gentle introduction to heredity. By looking at pictures of famous people the pupils must determine which child belongs to which parent.

Inheritance: bounce quiz
Inheritance: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Monohybrid inheritance
Monohybrid inheritance Tablet enabled - iPad | Android | more...

Complete a Punnett square of a monohybrid cross to show the genotypes and phenotypes of the F1 and F2 generation of pea plants by looking at the alleles for plant height.

Codominance
Codominance Tablet enabled - iPad | Android | more...

Explore codominance in Snapdragons by completing Punnett squares to show the genotypes and phenotypes for the F1 and F2 generations by looking at the alleles for flower colour.

Dihybrid inheritance
Dihybrid inheritance Tablet enabled - iPad | Android | more...

Complete a Punnett square of a dihybrid cross to show the genotypes and phenotypes that result from an F1 cross by looking at the alleles for pea colour and shape.

Electrophoresis
Electrophoresis Tablet enabled - iPad | Android | more...

A step-by-step animated guide to electrophoresis and the technique of Southern Blotting.

DNA fingerprinting
DNA fingerprinting Tablet enabled - iPad | Android | more...

Learn all about genetic profiling and use your knowledge to deduce the culprit of a crime.

Living things and the environment

Classification and keys

Introduction to identification keys
Introduction to identification keys Tablet enabled - iPad | Android | more...

Introduce your class to ID keys with this lovely whiteboard activity. Click here for a printable worksheet that allows pupils to devise their own keys.

Identifying organisms: branching keys
Identifying organisms: branching keys Tablet enabled - iPad | Android | more...

A more advanced exercise to teach your pupils how to use branching keys to identify fish. Click here for a printable worksheet that allows pupils to devise their own keys.

The bone-blasting machine
The bone-blasting machine Tablet enabled - iPad | Android | more...

Introduce vertebrates and invertebrates with this gruesome (but fun) whole-class activity.

Warm-blooded or cold-blooded? : bucket sort game
Warm-blooded or cold-blooded? : bucket sort game Tablet enabled - iPad | Android | more...

Can you tell the difference between a warm and a cold-blooded animals? In this game you must guide the animals into the correct bucket based on whether they are warm-blooded or cold-blooded.

Grouping organisms

Linnaean classification and the binomial naming system
Linnaean classification and the binomial naming system Tablet enabled - iPad | Android | more...

An introduction to the contribution of Carl Linnaeus to the science of taxonomy.

Ecology

Ecology: bounce quiz
Ecology: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Feeding relationships: key words glossary games
Feeding relationships: key words glossary games Tablet enabled - iPad | Android | more...

A set of quizzes to test your knowledge of the key words in this subject area.

Energy in ecosystems: bounce quiz
Energy in ecosystems: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

Food webs

Adaption: Design an organism

Can you build a creature that is well adapted to its environment?

Populations

Predator and prey dynamics
Predator and prey dynamics Tablet enabled - iPad | Android | more...

This simulation allows you to design your own predator and their prey and then run a simulation to see how the biomass of each population varies over time. Will your creatures survive or will it be a case of boom and bust and the eventual extinction of both species? Finding a sustainable balance is not easy.

Natural recycling

The carbon cycle
The carbon cycle Tablet enabled - iPad | Android | more...

A beautiful resource that illustrates how carbon cycles from one carbon store to another. You have full control over the animation and can isolate different processes (e.g. respiration or photosynthesis).

The nitrogen cycle: bounce quiz
The nitrogen cycle: bounce quiz Tablet enabled - iPad | Android | more...

A fast paced quiz that requires lightning reactions as well as knowledge.

The nitrogen cycle
The nitrogen cycle Tablet enabled - iPad | Android | more...

This resource illustrates how nitrogen cycles from one nitrogen store to another. You have full control over the animation and can isolate different processes.

Human influence on the environment

Eutrophication
Eutrophication Tablet enabled - iPad | Android | more...

A beautiful animation showing the stages of eutrophication.

Practical skills

The optical microscope
The optical microscope Tablet enabled - iPad | Android | more...

Learn the different parts of a light microscope with this interactive labelling exercise.

Preparing slides for an optical microscope

A sequence of animations showing how to prepare a slide in order to view human cheek cells, onion cells and pollen cells under a light microscope.

The parts of a Bunsen burner
The parts of a Bunsen burner Tablet enabled - iPad | Android | more...

Learn the different parts of a Bunsen burner with this interactive labelling exercise. (worksheet)

Using a Bunsen burner: bounce quiz
Using a Bunsen burner: bounce quiz Tablet enabled - iPad | Android | more...

Find out how much you know about using a Bunsen burner safely with this interactive quiz game.

General resources

Prefix values: chicken coop game
Prefix values: chicken coop game Tablet enabled - iPad | Android | more...

Can't tell the difference between a Mega and a milli? Freak out at the sight of Giga, micro or nano? Fear not for this game is here to sort you out. Play it to learn the values and symbols for all the unit prefixes you're likely to encounter in school.

Hazard symbols - New GHS pictograms
Hazard symbols - New GHS pictograms Tablet enabled - iPad | Android | more...

Make sure you're up to speed with the new hazard symbols with this visual database and memory game

Hazard symbols - Old CHIP symbols
Hazard symbols - Old CHIP symbols Tablet enabled - iPad | Android | more...

Find out about the hazard symbols with this visual database (great for project work). This resource also contains a memory game to test how much the class knows about the hazard symbols.

DR ABC - emergency response
DR ABC - emergency response Tablet enabled - iPad | Android | more...

Would you know what to do in an emergency? Use this informative resource to make sure you do!

Timer
Timer Tablet enabled - iPad | Android | more...

A new improved timer that now includes a countdown timer as well as a standard timer. Some of the alarm sounds are not for those of sensitive disposition. The time is given in Hours, minutes, seconds and hundredths of a second. Handy for timed tests, exams and activities.

Class minder
Class minder Tablet enabled - iPad | Android | more...

A digital assistant that keeps an eye on your class on those rare occasions when you have to pop out.

Square breathing
Square breathing Tablet enabled - iPad | Android | more...

Feeling stressed, anxious or overwhelmed? Take yourself to a place of peace and calm in only five minutes with this tried-and-tested technique.

Class scoreboard
Class scoreboard

Track and display scores for classroom quizzes and games with our handy tool. Choose from fun themes like 'Alien Abduction', 'In Your Face', and 'Snail Race'. Perfect for adding a competitive edge to your lessons.