Your child will be cheering for 8s and 9s as she tries to create a larger number than her competitors. Whoever ends up with the largest number wins!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Slip some science into storm watching with a homemade rain gauge!

Reinforce your child's measurement and problem solving skills this holiday season! This decadent bread pudding, dressed up with pumpkin and warm spices, is a holiday show-stopper.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Looking for something to do on a slow afternoon? Try cornhole, a simple and fun tossing game. Make your own set with a few things from the recycling bin.

A round scoop of vanilla ice cream, red sprinkles, and bat and glove cookies are all it takes to make a baseball-themed treat.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This snowflake garland will bring some winter wonder to your house. Make a sparkling snowflake garland with your child this winter.

Looking for a fun way for your child to practice the basics of addition, subtraction, and multiplication? Look no further than this fun card game!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Playing a tactile game with multiplication will help your child get a better grasp of basic math concepts and transform your kid into a master multiplier.

Play tic-tac-toe and help your kid memorize multiplication facts!

In this project children practice the scientific method while playing with puffy paint.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

This fun writing activity takes a regular task - writing a story - and transforms it into a collaborative writing experience for hilarious results!

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

Help your child make a beautiful homemade sandcastle that will last!

This kinesthetic game will help your child practice rounding and get the adrenaline rushing!

Help your child get comfortable with the concept of estimation, which will come in handy during everything from standardized tests to future shopping trips!

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!