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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 activity, learners simulate whale echolocation. Learners experience echolocation by wearing blindfolds, while another learner makes snapping noises in front of, behind, or to the side of them.

In this online activity, learners discover how random variation influences biological evolution.

Use this hands-on activity to demonstrate infrared and thermal radiation.

In this family or group inquiry activity, learners use their senses to explore a local forest or woodland.

In this outdoor fall activity, learners find out what living in or under a layer of leaves is like.