Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

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 child to science with something they see everyday--their shadow!

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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

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!

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

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

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

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

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

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.