Bags o' Bread Mold

Bags o' Bread Mold

Fungi lack chlorophyll, so they can't obtain energy from the sun and can't produce their own food. To get energy, many fungi feast on dead organisms. Mold is a fuzzy, multicellular fungus that flourishes in many environments. It reproduces with spores. You can grow your own mold on slices of bread. What happens when you place them in different environments? Caution: Some people are allergic to mold spores. Inhaling spores can be harmful. Keep ziplock bags tightly sealed at all...
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River Watching

River Watching

From Rivers and Streams!

Observing things closely is an important part of being a scientist. In this activity, you’ll watch a river to see what you can notice about it.

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Be a Wetland Detective

Be a Wetland Detective

From Marshes and Swamps!

Is there some kind of wetland near your home? Do you live near a river or lake? Or next to the ocean? Ask an adult to help you identify a local wetland to explore.

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Ocean Journal

Ocean Journal

From Oceans and Seas!

Captain James Cook (1728–1779) was a famous British explorer. On his journey to the Arctic Ocean, he kept a journal and recorded his observations about Arctic ice. Today, scientists use Captain Cook’s notes to understand how sea ice in the Arctic is changing. You, too, can record your observations in a science journal. Who will read about your discoveries in the future?

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Lake-Top Living

Lake-Top Living

From Lakes and Ponds!

What happens when a lake grows and shrinks according to the season? How do people live and work on a lake that’s always moving its shores? Residents on Tonlé Sap in Cambodia solved this problem by building a floating village. Imagine you are building a brand new floating village. What do you think would be good building materials? Use the scientific method to think about different ways to make a cardboard structure float.

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