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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Making your own glass cleaner is easy, effective and inexpensive!

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

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

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

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

I scream, you scream, we all scream for homemade spearmint ice cream!

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

In this science fair project, students create their own miniature salt flats at home.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Help your child make a beautiful homemade sandcastle that will last!

Make edible amber fossils with your second grader to explore the fascinating world of science!

Make a backbone model to explore human anatomy and life science.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.