What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

If your child enjoys drawing, here's a fun way to learn about compound words that uses art as a visual aid.

Help your second grader understand compound words by doing this fast, goofy three legged race.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

In this activity, your child will learn and practice mindfulness by using their senses to focus on one thing at a time.

Challenge your high school student to find the flaw in this short mathematical proof that one is equal to two.

Compound words get easier if kids can spot two smaller words that they already know inside. Add some fun to the process with this card game!

This hands-on family activity gives your child practice creating compound sentences, while teaching him skills that will help him become a better writer!

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Does your preschooler like cereal? Explore numbers with everyday objects and food with this fun counting activity.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

This project reuses freebie magnets to make one-of-a-kind magnets for your one-of-a-kind kid!

Do this fun activity that uses stickers to help your kindergartener with counting, basic addition, and one-to-one correspondence.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

Create some flying bats with your little one this Halloween season. This activity is a great way for your little one to learn about symmetry.

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

Salute your "#1 Dad" with this creative pop-up card!

In kindergarten, your child spent lots of time counting things one by one. But in first grade, he'll need to be able to count in groups, especially by fives.

Looking for a healthy dessert? Find one with these yummy baked apples.

This experiment explores how listening in to a one-sided conversation affects concentration.

Celebrate the 100th day of school by counting and spelling your way to a "$1.00" word in this 3rd grade math and reading game.

This project compares the strength of one, two, and three-ply toilet paper.