What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

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

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

This science fair project idea investigates if fats add to the flavor of food.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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.

Here's a pressed leaf card project that puts science and writing together for your second grader.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Plants and light seem to be good buddies, but how far does the friendship really go?

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.