Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

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

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.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Invite your kindergartener to explore the bright new world of measurement by starting out with nonstandard (and tasty!) units, such as gummy bears or worms.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

These handmade Christmas treat cups are perfect for house parties, school celebrations, and holiday bake sales.