The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Show your child how to paint in true Georgia O'Keeffe style. He'll enjoy painting art inspired by a master, and boost his math skills, too.

Ready for a game that's mostly about strategy with a little luck thrown in for good measure? Make math fact practice exciting and start rolling the dice!

Find out whether matte or shiny nail polish lasts longer.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Get inspired by the great outdoors and help your child make a quirky jewelry tree out of chopsticks!

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Invite your fourth grader to celebrate one of four holidays by creating a kid-friendly homemade Menorah, Advent Wreath, Kinara, or Diya!

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Horse chestnuts are inedible, but British children found a fun use for them around the 1840s by turning them into a game called Conkers.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

This refreshing salad is tasty and chock full of fresh veggies! Your child will hone her slicing skills as she makes this delicious dish.

Reusable Christmas gift bags are eco-friendly and pretty. Make a batch of reusable Christmas gift bags for your friends and family this holiday season.

Get your kids involved in the kitchen by making crepes with your choice of toppings in this fun fourth grade cooking activity.

Get your kindergartener involved in the kitchen by making healthy cupcakes loaded with veggies and protein in this fun cooking activity.

This prime number game is the perfect way to get to know prime numbers. Deal the cards and flip them over. When players a prime number they call out, "Prime!"

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

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

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

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Petanque, a traditional French lawn game, is a wonderful activity to entertain groups of kids and help them learn a little bit about other cultures.