Fire your tower's N or S pole to push falling magnet-meteors away and pull supply pods in — like poles repel, opposites attract, and only iron and steel stick.
A free, no-signup, no-ads science game for Grades 3–5 — predict what will happen, watch the real result, and see why. Explore all science games or more magnets games.
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What does Magnet Defense teach? Magnet Defense is a Magnets game: Fire your tower's N or S pole to push falling magnet-meteors away and pull supply pods in — like poles repel, opposites attract, and only iron and steel stick. Poles that attract and repel, and what sticks.
What grade is Magnet Defense for? Magnet Defense is built for Grades 3–5 (ages 8–11). Every level follows predict → observe → explain, so younger players can reason qualitatively while older ones work the numbers.
How do you play Magnet Defense? Make a prediction, run the experiment on screen and watch the real result, then explain the rule you saw. A wrong prediction is never a game-over — the game shows what actually happened and lets you try again.
Is Magnet Defense free? Yes. Magnet Defense is free, with no ads and no sign-up, and runs in the browser on a phone, tablet or computer.