Do you think heat can affect a plant's growth rate?

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Here's how you and your child can work together to craft your own story problems from scratch.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

In this activity, students build a house of sticks, just like the second little pig in the classic story, The Three Little Pigs. Then, they program an educational robot to push down the house, much like the wolf who “blows the house down.”

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Sorting objects by size, color, shape, or function is an important concept in kindergarten math, and it's the perfect excuse for a little housekeeping!

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

This project examines how temperature affects the volume of gas in balloons.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

Strengthen your child's number recognition skills with this fun game using an old, empty egg carton!

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!

Celebrate the 100th day of school by making a unique work of art using 100 colorful pom poms in this fun kindergarten arts and crafts activity.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?