Showing Results for adding mixed number like denominators

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!

What happens when colored beams of light mix? You might be surprised.

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

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.

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!

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.

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

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.

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!

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.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

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

This surprisingly good glue recipe comes from common kitchen items.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Teach your child how butter is created by shaking up cream the old-fashioned way.

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.

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 child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

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

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

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

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