Make it work!

Experiments and activities introduce the basic principles of electricity and magnetism.

Experiments and activities explore the world of sound.

Introduces basic facts about the properties of flight with instructions for related experiments and projects, and includes birds, bows and arrows, cannons, kites, hot air balloons, airships, gliders, helicopters, rockets, and many others.

Experiments and activities explore the world of sound.

Contains experiments that use readily available and inexpensive materials to teach students about how ships are made, what makes them float, and how they are used around the world.

Introduces basic facts about the properties of flight with instructions for related experiments and projects.

Investigates building--the materials we use, how we join them together, and what gives a structure its strength.

Explores the world of insects from tiny bugs to battling beetles, finding out how antennae work, what an ant's house is like, and why dragonflies can fly backward.