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.
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.
An illuminating experience - electricity for bright young minds
Making an electrical circuit using copper tape on paper is a hands-on way to for science teachers to introduce electricity to students of all ages. Check out our paper circuits kit to get started.
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.
Bullfrog dissection: Everything you ever wanted to know in under six minutes.
It’s dissection like you’ve never seen it before. This engaging video helps science teachers and students discover anatomy in a surprising new way.
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.
How to build a Wiggle Bot to teach engineering and design
TeacherGeek Wiggle Bots make it easy to encourage students to build, make, create, and innovate as they build, test, and evolve a real working bot.
How to use a landform simulator to study erosion, deposition, and bodies of water.
From rainfall and wave simulation to mountain peaks, volcanoes and meandering shorelines, landform simulators make it easy to model real-life topographic features without leaving your classroom.
Ice, ice, bubble - a dry ice sublimation demonstration
Ready to be the coolest teacher at your school? Just kick off your sublimation lesson with this crowd-pleasing demo.
Physics of the fidget spinner for elementary and middle school
Love them or hate them, the fidget spinner is more than just a toy for restless hands - it's physics in action! Introduce elementary and middle schoolers to Newton's Law, force, motion and more.
Scalpel safety: How to prepare a scalpel and stay out of the ER
When your dissection lessons call for sharp objects, this quick scalpel safety primer will help you and your students stay focused on the lesson at hand, and out of the ER.
How to prepare a bacteria sub-culture
Learn how to properly prepare an aseptic bacteria subculture in order to multiply your bacteria and prepare it for use by more students at once, or with repeated experiments.
How to culture and care for daphnia
When it comes to teaching physiology and the effects of temperature on metabolism, these tiny crustaceans offer huge payoff in the classroom.
Essential activities for essential STEM lessons: Design a spacesuit
This easy, affordable STEM activity is outta this world! Explore in-demand STEM careers in space science and engineering while introducing students to real-world science and design applications.
Essential activities for essential STEM lessons: Clearing the water
Water, water everywhere, but not a drop to drink...until students complete this hands-on STEM activity! Explore where tap water comes from and how it's made clean and safe for public use.
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Essential activities for essential earth science lessons: Geologic cores
Essential activities for essential earth science lessons: Metamorphic rocks
Get the scoop on scopes: Compound microscopes
Objective, resolution, magnification, focus...what does it all mean?! We'll break it down for you so you can learn how to choose and use the right compound microscope for your classroom.
How to use a ballistic pendulum to teach velocity, momentum, and projectile motion.
Learn how to use this innovative projectile motion apparatus to design repeatable experiments in your physics classroom and cover a variety of topics with one piece of equipment.
How to use visual aides for quantitative analysis of quantum physics
Learn how to turn the particle in a box model from an abstract concept into a colorful visual representation of quantum mechanics that's so easy to understand, you've gotta see it to believe it!