Online simulations that power inquiry and understanding

World's largest library

of math & science simulations

Gizmos are interactive math and science simulations for grades 3-12. Over 400 Gizmos aligned to the latest standards help educators bring powerful new learning experiences to the classroom.

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Gizmo of the Week

Reaction Time 1

How quick are your reflexes? Test them in the Reaction Time 1 Gizmo! Challenge your friend in the “Catch the ruler” (with or without sound) or “Click the target” (stationary or ...

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Build deep

conceptual understanding

Gizmos use an inquiry-based approach to learning that has been validated by extensive research as a highly effective way to build conceptual understanding.

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Preparing teachers

for success

When teachers effectively integrate Gizmos into instruction they can take learning to new levels. Learn how our professional development services help educators be their best.

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