This science fair project idea explores how length affects the weight a bridge can hold.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

This science fair project idea examines which type of insulation holds in the most heat.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

In this experiment we will be determining whether birds prefer certain colors of seed.

Discover whether a metal will expand under hot water.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

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

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.