Showing Results for adding mixed number like denominators

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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!

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

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

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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 free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

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.

Do different types of oil mix or stack? Find out in this science fair project idea!

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.