This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Fix a yummy fruit and chocolate quesadilla. It'll give your kid a chance to boost his fine motor skills while making a snack the whole family will enjoy.

This project will explore whether music influences physical endurance.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

This science fair project idea determines how your body responds to allergies.

This activity is a great way to practice sorting, counting, matching, and other early math skills--- on the fly.

Cool down this summer and stay active, too, with a wet clothes relay! 

Your kindergartener will learn basic math concepts and create a beautiful keepsake with this African flag reference book.

Children will learn about food waste and conservation, create a poster that lets others know about the importance of food conservation, and make a plan to waste less food and consume with mindfulness.

This science fair project idea determines which method of hand cleansing is the most effective.

Help your child create an autumn poem full of colorful sensory details.

Want to make sure you raise a money-savvy kid? Start him out right with this activity that hides valuable math skills within a fun grocery store game.

Reuse old cardboard boxes and popsicle sticks to create a miniature sled that is perfect for pretend play with dolls or action figures.

This experiment explores the most common colors that appear among a sample of crossbred guppies.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

Creating a book is one thing, but creating a codex is a whole different ball game.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

If your fifth grader has a voracious appetite for reading, she'll be surprised to see many books she has devoured. Show her how to make a "100 Books" chart!

Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.

Instead of painting a picture of a whale, let your preschooler make their own whale toy using a paper bag and some recycled art supplies.

Challenge your child to an exciting race across the pool and engage them in a game of Cruise Ship. Grab some plastic figures, hop in the pool, and you're set.

This science fair project idea determines the way in which color affects memorization.

Make your own architectural masterpiece with supplies from the pantry. Your temple may not be as impressive as the real thing, but it'll be twice as delicious!

In this activity, your child gets to peek behind the curtain of puzzle making as they create their very own "Spot the Differences" game!

Write to a deployed soldier to help your child practice reading, writing, and get a better understanding of what it means to serve our country.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

This science fair project idea quantifies growth of seedlings at various pH levels.