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In this outdoor beach activity, learners use a variety of "beaks" (such as trowels, spoons or sticks) to hunt for organisms that shore birds might eat.

In this outdoor activity, learners investigate spider webs and feeding behavior, particularly how spiders trap food in their sticky silk webs while not getting stuck themselves.

Many people get water from a source deep underground, called groundwater.

Most of the time, we don't have to think about breathing. In fact, you're probably breathing right now without thinking about it!

In this outdoor activity, learners become beachcombers as they walk on a sandy beach in search of evidence of life.

Where rainwater goes after the rain stops? And why there are rivers and lakes in some parts of the land but not in others?

Glare from the sun and ripples from the wind can make it hard to see what's below the surface of a body of water.

In this outdoor activity, learners release a portion of a lawn from human control—no mowing, no watering, no weeding, no pest control—and then investigate the changes that result over several weeks.

In this outdoor activity, learners turn the fun of feeding wild birds into an investigation of bird behavior.