This project examines the concentration of dissolved oxygen in water, with and without oil.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

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.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

Help your kindergartener's handwriting, hand strength and coordination by making a "stress ball" from this homemade, nontoxic "silly squeezy putty."

Teach your kindergartener a little about Mexican culture by giving him a festive, no-cook lesson in how to make "aguas frescas," or seasonal fruit drinks.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

Combine fun sensory play with early number awareness in a squishy sun catcher project. It's a fun way for your kid to learn about numbers.

Did you know June is Dairy Month? Celebrate by making this baked cheese snack!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Analyze this simple betting game with your fourth grade student in order to discuss probability.

These homemade juggling balls are super simple to make and are a blast to play with. Not to mention, they're great practicing hand-eye coordination.

This improv exercise helps actors learn how to recover if another actor forgets their lines or goes off script, but it can also be a rainy day activity!

Ready for easy cheese making? Cooking is an art and a science, and it's great hands-on learning. Plus it's fun!

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Want to give craft time a little pop and sizzle? Try this colorful painting craft that uses one of our favorite toys--a Koosh ball!

Here's an activity to help your first grader read and write, while staying in touch with a faraway friend or relative. Here's how:

Teaching kids that stories have an order is important, despite how fun it is to listen to the tale of the tomato that put on his pajamas and went for a swim.

Have an empty cereal box you're ready to toss in the bin? Help your child recycle that box into some wacky glasses in this fun craft!

Mocktails are fancy non-alcoholic drinks perfect for celebrations. Make a batch of mocktails for kids and adults alike at your New Year's Eve celebration.

Not only is homemade wrapping paper pretty, but by experimenting with decorative tools, kids are also doing science, art, and small-motor muscle building.

What could be more fun than doing sidewalk art? How about making your own colored sidewalk chalk!

This Where the Wild Things Are costume will make your little wild thing look just like Max. This Where the Wild Things Are costume is surprisingly easy to make.

These gingerbread cookies can be baked by your third grader. Make a warm batch of gingerbread cookies to bring some extra holiday cheer to your home.

Craft a paper rocket in this hands-on activity inspired by the life of Mae Jemison!

Use these monster party ideas to throw a spooky monster bash. Try these monster party ideas when planning your next Halloween or birthday party.