Make a backbone model to explore human anatomy and life science.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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

This science fair project idea determines which method of hand cleansing is the most effective.

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

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

In this project students experiment with making music using only glasses of water.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.