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The "Rocket Reactions" activity is an exciting way to learn about how materials interact, behave, and change.

In this simple activity, learners see the production of a gas, which visibly fills up a balloon placed over the neck of a bottle.

In this demonstration, learners investigate mass, gravity, and acceleration by dropping a wooden bar with a balloon attached to its underside, a mass suspended from it by rubber bands, and a sharp-poi

In this online Flash game, learners will captain a sailing challenge, adjusting boat direction and sails, seeking the way to take greatest advantage of varying wind speeds and directions to catch the

In this activity, learners explore clouds and how they form.

In this activity, learners work in pairs to measure each other's ankles with lengths of string.

In "Exploring the Solar System: Stomp Rockets," participants learn about how some rockets carry science tools—not scientists—into space, and how a special kind of rocket called "sounding rockets" can

In this activity related to flight, learners conduct two simple tests to explore how lift works.

This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.