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

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.

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

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

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

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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

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

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.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

This project compares the strength of one, two, and three-ply toilet paper.

It's a rare kid who doesn't like a sandbox. Next time you're out digging, build in some earth science, too.

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

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.

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

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.