In this science fair project, young children notice and track changes in trees throughout the year.

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Make a spring collage with your child to get them outside and those creative juices flowing!

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Is your child a young ornithologist in the making?

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Try this chemistry experiment with your curious kid and get some "shocking" results!

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.