In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

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 science fair project, young children discover what happens when two fluids that have different densities get together.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

This science fair project will help students learn about non-vascular plants, such as mosses.

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 fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

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