Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

Is it a square or a circle? See if you can trick your friends with this zany science project!

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

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

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

People have favorite flavors, but what about ants? Which ant food is the most popular?

This science fair project teaches students about wilting and browning of salad greens.