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.

Explore the Library

Gizmo of the Week

Human Evolution – Skull Analysis

Scientists thought that the extinct “hobbit” (Homo floresiensis) people had coexisted with modern humans (Homo sapiens) on the island of Flores for tens of thousands of years ...

Read More

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.

Read the Research

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.

See Our Programs