This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Teach your child about recycling and gardening as she re-uses an empty plastic milk gallon jug to craft a swan-shaped plant container!

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

Ignite your kindergartener's love of adventure and learning with an imaginary trip under the sea.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

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

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

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

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.