Why Knot?

Challenge scholars to tie knots like a sailor. With help from tutorials and plenty of practice, learners tie the perfect reef knot, clove hitch, bowline and more!

How does fire keep itself going? Explore the ways that heat uses fuel and energy with a lesson about the fire triangle and combustion. Several activities demonstrate how heat moves from warmer objects to cooler objects, as well as the...

In groups, young environmentalists investigate water samples that are contaminated with different types of pollutants. Each group presents their findings to the class and fills out the "Types of Pollutants Chart." This lesson is meant...

Young scientists transform themselves into rivers, oceans, clouds, and drops of water in order to explore the water cycle. After assigning and explaining to students their different roles in the activity, the teacher reads aloud a...

What's that silly thing spinning in the wind? It's a whirligig! Explore wonderful windy whirligigs with a STEM-based unit that teaches the science and concepts behind these gigs. Scholars discover how gravity and air resistance...

Create a unit about types of interactions that your class will be attracted to! Delve into Next Generation Science Standard PS2B with a thought-provoking video. The narrator explains how to present interactions in elementary, middle, and...

Explore science through problem solving and learning how to solve the problem of the story "The Three Billy Goats Gruff." Young investigators will learn how to construct a model and design a solution. They will also keep records of their...

Mix things up in your physical science class by introducing mixtures. The three types are defined: suspension, colloid, and solution. It all depends on the size and type of the involved particles. With attractive animation and an...

All mammals have warm blood, are vertebrates, breathe with their lungs, have hair or fur on their bodies, and produce milk for their young. But not all mammals give birth to their young in the same manner. Watch a video that explains how...

This video is amusing! It displays pictures and the lyrics of a song, "Friction," recorded in the late fifties or early sixties by Tom Glazer and Dottie Evans. Your physical science classes will be singing it for the rest of the school...