In this activity, students design and build electric toy Rovers that run on monorail tracks.

Cam toys (aka automata) use hand-powered mechanisms to create cyclical motions that animate a scene.

In this activity, students practice the Engineering Design Process on a challenge that is relevant to them, while learning 3D modeling on Tinkercad.

In this lesson, students will learn about fractions by creating cookie cutters in Tinkercad, 3D printing them, then using the cutters with Play-Doh or modeling clay to create and compare different fractional amounts.

In this activity, students use Tinkercad to design their own rulers with custom units and features.

Your Challenge: Build Earth-friendly Sneakers.

Get ready to be a scientist as we transform a liquid into a solid!

Ooblek is a scientific phenomenon!

I love unicorns!

How to make ice cream in a bag!

Today, with the help of Penny the Cat, I demonstrate how to make a homemade magnifying glass with things you probably have around the house.

Today we are exploring the wonderful world of chemistry with an acid-base experiment.