Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

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.

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.

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