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In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat

In this activity, learners will create their own simple shadow puppets, and experiment with light and shadow while playing with them.

In this activity, learners explore nonrenewable resources and learn why these resources are finite.

In this activity, learners will use simple materials to explore centripetal force and variables by swinging a cup of water without having the water spill out.