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3 reviewed resources for soil fertility of idaho

Videos (Over 2 Million Educational Videos Available)
Cells - Overview & Introduction Video
4:07
Cells - Overview & Introduction
The Circulatory System Part 1: The Heart Video
8:55
The Circulatory System Part 1: The Heart
How Computers Work: What Makes a Computer, a Computer? Video
5:10
How Computers Work: What Makes a Computer,...
Other Resource Types (3)
Lesson Planet

Health Effects of Selenium

For Teachers 4th - 6th
Learners examine the chemical selenium. They identify how it can affect them and how they are exposed to the chemical. They examine the effects on the environment as well.
Lesson Planet

Health Effects of Selenium

For Teachers Higher Ed
Students define the term selenium. They investigate how selenium is an essential nutrient for humans and animals. Students discover that selenium can be harmful to humans and animals when eaten in amounts that are more higher than the...
Lesson Planet

Volcanoes:How Safe Are They?

For Teachers 9th - 12th
High schoolers explore volcanoes, locate them on maps, record general information about volcanoes, and organize information on a fact sheet.

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