Strengthen your child's number recognition skills with this fun game using an old, empty egg carton!

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

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?

Bring the classic game of "Red Rover" up to date with color and shape recognition skills for your child.

Put your kid in charge of her own survey! She'll poll her relatives and friends, collect information, and then create a colorful chart to display her findings.

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

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

This competitive inequalities card game is a great way to help your child understand the connection between numerals and the values they represent.

This project examines how temperature affects the volume of gas in balloons.

Make a brag sash with your child to celebrate an amazing school year filled with accomplishments.

Help your daughter organize all of her barrettes with this fun and colorful activity!

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Play this hidden number game with your preschooler or kindergartener that will give them a leg up in learning numbers.

Check out this interactive number line. It's a great way to strengthen your preschoolers understanding of basic numbers and the numerals that represent them.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Create a counting book, in order from 1-30, to help your child figure out a variety of ways of recognizing and representing numbers.

Help your kindergartener review shapes - and build early reading skills - with this creative book project.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!