Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Getting kids to memorize their times tables can be worse than pulling teeth. Sweeten the deal with this activity that combines math and sugar.

Create some cards and a factor board and get ready to practice multiplication. This game will help your kid get one step closer to memorizing times tables!

Determine if left-handed people have faster response times.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

This science fair project idea investigates the difference in reaction times between boys and girls.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Craft like the Colombians did in ancient times and make these line drawings out of twine, rope, or yarn.

Here's a way to make history both interesting and relevant: design a garden using plants that were used by people in colonial times!

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Play this fun basketball game to help your third grader master their multiplication tables.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Create your own jigsaw puzzle using a blown-up family photo, and reconstruct the image as many times as you like. Here's how kids can make this gift.

In Colonial times, fixing a chair was a lot easier than making one! Any fifth-grader can wrap up a mirror or photo frame the same way Colonists caned chairs.

Does your kid love crafts AND food? Teach him to paint with natural dyes from food! He'll be amazed that food can be made into art, just like in ancient times.

Determination can go along way, especially in difficult times. In this home activity, your child will hear the true story of Ivy, the very determined dog, who plays, loves, and runs, just like the other dogs, even though she does not have the ability to

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

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Math Facts Game: A mix of musical chairs and Twister meets math. Nipping multiplication problems in the bud was never this much fun!

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

This fun calculator exercise will take the mystery away from the machine, and familiarize your child with the functions of a calculator.