Activity
Curated OER

Reflection and Refraction

For Students 9th - 12th Standards
Life is only a reflection of what we allow ourselves to see. The lesson includes three experiments on light reflection, light refraction, projection, lenses, and optical systems. Each experiment builds off the ones before and...
Lesson Plan
Illinois Department of Natural Resources

Section Three: What's the Status of Biodiversity?

For Students 3rd - 5th Standards
Biodiversity is essential for every habitat, but many species are at risk due to pollution and other factors. Explore several different species native to Illinois in a gallery walk with posters that learners have created after research...
Lesson Plan
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Science 4 Inquiry

Let's Get Moving

For Teachers 6th - 8th Standards
Rivers top the list of causes of erosion over time. Scholars experiment with wind, water, and ice reshaping sand. They connect the simulations facts about erosion and deposition to understand unique landforms such as the Grand Canyon and...
Lesson Plan
Cornell University

Catapults

For Students 4th - 8th
Ready, aim, fire! Launch to a new level of understanding as scholars build and test their own catapults. Learners explore lever design and how adjusting the fulcrum changes the outcome.