Name It Cotton

Did you realize the visible light spectrum is less than three percent of the electromagnetic spectrum? A hands-onlesson includes five activities and experiments for scholars to explore and discover many advanced science concepts. They...

Does it cost more to use an electric range or a refrigerator for an hour? Scholars learn how to calculate the cost of electricity in a variety of household appliances. The focus is on the calculations and understanding that even when...

What sort of shoes do frogs wear? Open toad sandals. If your scholars want experience collecting field samples, this is the lesson for you. After learning the proper way to collect field samples, pupils catch amphibians to test for...

Stop the raindrops from getting into the house! Eager engineers learn about roofing history and waterproofing by nanotechnology. They get into groups and work on designing a waterproof roof for a small model house. The accompanying...

There's a lot content packed into the four lessons of this physical science unit on density. From salad dressing to the water cycle and hot air balloons, these lessons engage students in hands-on activities that explore real-world...

Curiosity gets you everything. With this assignment, inspiring minds come together to create and invent. Learn how and why we invent and what it means to patent an invention.

Drinking clean water can be taken for granted. Explore the process and high cost of filtering water with a water pollution and filtration activity. Young scientist build a filtration system to filter polluted water, examine the economics...

Young scientists learn what it takes for life on Earth to survive with this series of photosynthesis resources. Offering twelve different activities ranging from independent practice worksheets to in depth scientific experiments, this...

This cool lesson is ideal for elementary engineers or physical scientists, especially when learning about heat transfer and insulation. After reading a page of background information, engineering teams collaborate to design and build a...

When Earth Day rolls around, a lot of kids ask why recycling is so important. Middle schoolers find out their own answers by examining 10 ordinary household items, working in a group to estimate how long it would take for each to break...