Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

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

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

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.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Teach children how to upcycle dried-out markers with this homemade paint-making activity!

Have fun making recycled paper using scraps of used paper in your home with this hands-on project.

This witches' brew recipe for kids is a cool mix of lemonade, tapioca pearl "eggs," and gummy worms. Try this witches' brew recipe for kids this Halloween.

Try this kooky, spooky arts and crafts activity with your preschooler: make gummy worm ice cubes!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this activity, your child will learn about how focusing on positive feelings, like love and peace, helps these feelings grow. They will also decorate pots and plant seeds as a reminder of this.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

Make these crazy shaped bubbles from simple items in the kitchen, and teacher your kids to experiment and hypothesize. Here's how:

Enjoy some autumn fun, and develop measurement skills with this sweet-smelling fall art project.

This science fair project idea investigates how the shape of an object affects drag.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Enjoy the sparkle of a fresh snowfall whether or not the weather outside is chilly enough for snow.

Sneak some vitamin-packed greens into your homemade popsicles for a frozen summer treat thatâs both delicious and nutritious

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This science fair project idea determines which method of hand cleansing is the most effective.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.