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In this activity, learners use earthworms as "unknown creatures" from the South American jungle to find out how animals use senses.

In this technology activity, learners explore digital imaging and pixels. Learners "transmit" an image to a partner by creating an image on grid paper.

In this outdoor activity, learners measure familiar objects in nature to practice working with the metric system.

In this activity, learners work in teams to study the observation skills essential to scientific research.

In this activity, learners will build the highest tower they can out of recycled materials.

This fun hands-on astronomy activity lets learners explore models of the Milky Way and other galaxies to get a sense of relative distances to other galaxies.

In this four-part activity, learners explore how the body works and the chemistry that happens inside living things.