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In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.

In this activity, learners will make their own prism and use a glass of water to separate sunlight into different colors.

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 use tonic water to detect ultraviolet (UV) light from the Sun and explore the concept of fluorescence.

This fun and simple hands-on astronomy activity lets learners explore the difference between telescope magnification and resolution.

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

In this activity, learners make their own pinhole viewer in order to measure the size of the sun.

In this activity, young learners will make their own flower seed nursery in an egg carton.