Showing Results for like denominators 2

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

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

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

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

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Before digital cameras, before Polaroids, there was the original pinhole camera. Build a pinhole camera and see what true vintage photography looks like!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

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 Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

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

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This surprisingly good glue recipe comes from common kitchen items.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

This science fair project idea experiments with spinning color wheels and optical illusions.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!