This article provides detailed information on weight-training and weight-lifting safety. The focus of the article is on safety tips, such as finding a teacher to train in the process, setting goals, and waiting until your body is ready...

In this instructional activity, students are introduced to the four forces of flight-drag, lift, thrust, and weight-through a variety of fun-filled flight experiments. Students will "fly" for short periods and then evaluate factors that...

In this activity, students learn about the trade-off between speed and torque when designing gear ratios. The activity setup includes a LEGO pulley system with two independent gear sets and motors that spin two pulleys. Each pulley has...

Utilize an understanding of how a lever works to lift an obelisk, using as few of the weights and support stones as possible in this online interactive activity.

This video [2:31] illustrates a word problem involving the multiplication of fractions that requires students to find an unknown product based on a comparison of two quantities. One of the world's largest insects, the Goliath beetle, is...

Step into Dirtmeister's Science Lab and help him answer the challenge question: "How can you lift four times your weight?" Learn about levers, make your predictions and then do the experiment.