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Educational Level:
Grade 5  
Materials Cost:
Free  
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This classroom activity is designed to explore the concept of gravity in relation to every day objects near the Earth's surface, as well as satellites in orbit. Additional resources are also presented to support the lesson, including a teacher's... (View More)

Keywords: Gravity
Audience: Elementary school, Middle school
Materials Cost: Free

In this activity, students are introduced to the importance of maintaining biodiversity and to citizen science. The resource includes three student worksheets, a data sheet, answer keys, and Web links. This is Lesson 2 in Biodiversity, part of... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free per student

In this activity, student pairs model how satellites transmit data using numeric data in an oral transmission challenge of a secret image. The resource includes a student worksheet and Web links. This is Lesson 4 in the Remote Sensing unit, part of... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free per student
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