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Explore properties of matter with free interactive activities, hands-on experiments, and a printable worksheet. Preview our complete 7-day lesson plan for 4th-5th grade.
Discover how gravity changes on every planet in our solar system — and play Planet Hopper to feel it for yourself!
Explore the Sun, planets, asteroids, and comets with free interactive activities, hands-on experiments, and printable worksheets. Preview our complete 7-day interactive lesson plan for 3rd-5th grade.
Explore 6 body systems with free interactive activities, hands-on experiments, and printable worksheets for grades 4-5. Includes a free digital lesson preview.
Teach electrical circuits with our free interactive circuit builder! Kids drag and drop batteries, bulbs, and wires to build working circuits through 8 progressive challenges. Perfect for 3rd-5th grade.
Explore light, sound, and heat energy with free activities, hands-on experiments, and a printable worksheet. Preview our complete 5-day interactive lesson plan for 1st-2nd grade.
Run a single cell through the entire cell cycle — interphase, mitosis, and cytokinesis — then take a 10-question quiz to test what you learned. Covers the BC Grade 9 mitosis curriculum: nucleus parts, cell cycle, four phases of mitosis, cytokinesis, and the cancer connection.
Explore the three states of matter, physical properties, chemical vs physical changes, mixtures, and solutions in this 7-day interactive lesson!
Start as tiny plankton and eat your way up the ocean food chain! Learn about predators, prey, and ecosystems in this fun arcade game.
Hop between planets in our solar system! Feel how gravity changes on each planet as you dodge asteroids and collect stars. How far can you go?
Explore our cosmic neighborhood! Learn about the Sun, all 8 planets, asteroids, comets, and what makes Earth special. Discover day and night, seasons, and the mind-blowing scale of space.
A digital escape room adventure — you're a water droplet trapped in the water cycle! Solve 8 puzzles covering evaporation, condensation, precipitation, and collection to splash back home.
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