Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

This science fair project idea examines the reason boats are shaped and engineered.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Start your toy engines -- this is going to be a fast and friction-filled race!

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.