Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

In this fun activity, your child will create their very own solar oven to bake s'mores!