Listen to nature’s secret sounds and learn how scientists record animals and plants communicating. Then join ambient musician Ana Roxanne for an intimate performance inspired by these sounds.

Get outside and discover the diversity of insect life in your neighborhood.

Make a home for a colorful community of microorganisms.

Explore the complexity and enormity of this grand, once-living organism.

Model the carbon cycle and its principal reservoirs and flow rates using rice.

Build a simple wind generator.

Investigate sea level rise with this model of continents and oceans.

Explore more ocean and Bay resources and activities.

A carbon dioxide–rich atmosphere changes the water beneath it.

Explore a famous environmental data set to learn about climate change.

Turn your kitchen trash into garden treasure.

What do you do if something looks odd in your data?