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

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

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Practice conversions within the metric system in this fun math card game for third graders.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

How powerful is the reaction between baking soda and vinegar? Find out here!

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

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

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.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Make this delicious warm apple bread for Hanukkah.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?