Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

This science fair project idea compares biodiversity between drops of water.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Test whether cutting up meats will make it cook faster than just cooking it whole.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

This experiment will explore whether fractals really repeat themselves infinitely.

Engineers in training can get started with this simple wheel-and-axle construction activity.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Checkerboard play challenges students to use spatial reasoning and computational thinking.

Learn about nature by making your own mini moss garden.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

This science fair project idea produces sounds by creating vibrations using different objects.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter