Free Activities

A collection of free activities for your science classroom.

  • Rockhounds agree - this mineral activity rocks

    Rockhounds agree - this mineral activity rocks

    Using various testing methods, students will learn the properties that distinguish one mineral from another, how minerals are classified, how they occur in nature, and how they're used in daily life.

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  • How to teach osmosis and diffusion with agar cubes – a free activity

    How to teach osmosis and diffusion with agar cubes – a free activity

    Virtually all living cells are dependent on diffusion and osmosis processes. This free activity will enable students to explore the relationship between diffusion and cell size.

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  • Keeping a great laboratory notebook - an epic lesson

    Keeping a great laboratory notebook - an epic lesson

    Students learn to use laboratory notebooks to keep consistent and accurate notes that record and reflect on their inquiry-based observations, activities, investigations, and experiments.

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  • Discovering exoplanets in a galaxy not so near you – a free activity

    Discovering exoplanets in a galaxy not so near you – a free activity

    Students practice science observation skills, data collection, and more as they learn how to hunt for planets outside our solar system with this free activity.

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  • How does road salt affect our environment? A free activity to investigate a slippery dilemma.

    How does road salt affect our environment? A free activity to investigate a slippery dilemma.

    Road salt keeps icy roads and sidewalks safe, but how does it impact our environment? In this activity students investigate how to keep roads safe while keeping our ponds safe, too.

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  • When fleas take energy drinks: a biology activity

    When fleas take energy drinks: a biology activity

    In this extension of Ward’s Effects of Drugs on Daphnia Kit, your students will be discovering the effects of an energy drink on a living water flea Daphnia.

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  • Free Chemistry Activities

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  • Keeping it clean: a lesson plan on aseptic technique

    Keeping it clean: a lesson plan on aseptic technique

    Give your students hands-on experience with a vital skill in this microbiology / general biology activity. They can use simulated media instead of actual bacteria. Will they “keep it clean”?

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  • Download Free Physics Lesson Plans & Resources

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  • Burning genes to a CRISPR: a genetics activity

    Burning genes to a CRISPR: a genetics activity

    If you want a genetics activity that will engage your students, then try this extension of our Dragon Genetics Kit. They’ll learn about gene editing, molecular techniques, DNA, and … dragon embryos.

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  • For chemistry teachers who want a fun way to teach pH

    For chemistry teachers who want a fun way to teach pH

    This chemistry activity for students in grades 9 through 12 shows the effect of pH change on indicator color. The resulting solution can be used as an ink to write messages that disappear over time.

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  • From liquid to solid – The Fantastic Floating Foam Reaction0:14

    From liquid to solid – The Fantastic Floating Foam Reaction

    Science teachers: Want to see this quick, safe, and cool chemical reaction in your own classroom? Check out our step-by-step chemistry activity for middle and high school to find out how easy it is.

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  • Hey bacteria, why so negative? An intro to gram staining.0:16

    Hey bacteria, why so negative? An intro to gram staining.

    To identify bacteria as gram-negative or gram-positive based on cell walls, you have to do some gram staining. Find out how with our step-by-step biology activity for high school and college students.

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  • Tornado warning! The physics of a vortex0:16

    Tornado warning! The physics of a vortex

    Why just talk about the physics of a vortex when you can create one in minutes? Download this easy science activity for elementary and middle school and you’ll have a tornado in a bottle in no time.

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  • The sweet smell of success: a lesson plan on esters and organic synthesis

    The sweet smell of success: a lesson plan on esters and organic synthesis

    This chemistry activity for students in high school & college has them mixing acids & alcohols to create familiar smells. You’ll also help them learn about organic synthesis & condensation reactions.

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  • Looking for an activity on redox reactions? Here’s a simple one.

    Looking for an activity on redox reactions? Here’s a simple one.

    If you want to demonstrate oxidation and reduction for your students, you can’t go wrong with this “blue bottle” activity. Sodium hydroxide, glucose, and methylene blue solution are all it takes!

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  • How to make your own algae beads and have a ball studying photosynthesis

    How to make your own algae beads and have a ball studying photosynthesis

    This activity for grades 6 through 12 will show you everything you need to make your own algae beads so your students can learn about the most vital biochemical processes on the planet.

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  • I'm just here for the popcorn: A heat transfer lesson plan.

    I'm just here for the popcorn: A heat transfer lesson plan.

    This quick activity for middle- and high-school chemistry uses popcorn to teach thermal energy concepts.

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  • How to cultivate and care for your butterfly larvae (plus a free activity!)5:25

    How to cultivate and care for your butterfly larvae (plus a free activity!)

    These painted ladies are more than just a pretty face - they're a robust teaching tool for your life science classroom.

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  • Density has never been more delicious: A high school lesson plan.

    Density has never been more delicious: A high school lesson plan.

    Download this lesson plan and you’ll have high school science students eating out of the palm of your hand (the Tootsie Rolls help a lot too).

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  • What is climate change? A middle school lesson plan.

    What is climate change? A middle school lesson plan.

    Download this lesson plan and immerse your science students in one of the most significant scientific developments of their generation.

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  • The periodic table of candy: A chemistry lesson plan.

    The periodic table of candy: A chemistry lesson plan.

    Download this lesson plan and your science students can get a heaping helping of knowledge about the elements to go with their gum drops and jelly beans.

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