This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This science fair project idea explores how length affects the weight a bridge can hold.

The objective of this science project is to determine the length of time for different seeds to germinate.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

Introduce your child to science with something they see everyday--their shadow!

Have a kid who loves to bead, but can't seem to keep them all in one place? Use those loose beads to craft a decorative wind chime.

Make this door curtain to brighten up your home and learn colors and patterns.

This costume wig is a simple craft that will result in a great item for Halloween, dress up, or pretend play. Make a yarn costume wig with your child.

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

In this pretend play activity, your child will get to design a custom superhero utility belt and invent a new superhero to go with it!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This science fair project idea investigates how color affects temperature.

Create a special Father’s Day surprise by planning and mapping a hike around the neighborhood!

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Construct some glittery ring bling with this ring bracelet craft.

This nature craft is a great way for your child to learn about the fall season and make a festive decoration to display in your home.

Your child will jump at the chance to get messy (under adult supervision, of course) with this project and create some unique home decor that really shines!

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

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Chinese New Year is a time when many different luck-bringing rituals are performed. In this activity your child will create a lucky trinket.

Celebrate St. Patrick's Day with this second grade shamrock tote bag craft.

Dads, this activity's for you. Brighten mom's day with a set of kid-designed "mom coupons" that are sure to keep mom happily pampered for weeks.

Celebrate National Drum Month in November by using a couple of recycled yogurt cups and making a groovy set of bongos!

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.