Lesson Plan
Curated OER

How Many Bears in the Forest?

For Teachers 3rd
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Lesson Plan
Curated OER

Aerosol Lesson: Mathematics

For Teachers 5th - 8th
Learners convert volcano elevation from feet to meters.
Lesson Plan
Curated OER

Reading Trees: Understanding Dendrochronology

For Teachers 4th - 6th
Students examine tree-ring dating and discuss the lack of water the settlers in Jamestown faced. They create paper tree rings, simulate rain patterns, and describe the history of construction paper tree sequences.
Worksheet
Curated OER

A Family of Planets-Science Puzzlers, Twisters & Teasers

For Students 5th - 8th
In this space science learning exercise, students complete 7 science puzzles, riddles, word scrambles, and teasers about the planets and solar system.
Lesson Plan
Curated OER

Exploring the Circulatory System: Getting to the Heart of It All

For Teachers 7th
Seventh graders study how the heart functions and its parts.  For this circulatory system lesson students learn how to take their pulse, blood pressure and respiration. 
Lesson Plan
Curated OER

Glacier Presentations

For Teachers 9th - 12th
High schoolers research news articles relating to global climate change. In this earth science instructional activity, students create a news broadcast using the information they gathered. They present this in class and each student...