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.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

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.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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.

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