Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Here's a hands-on way to help your child understand how common fractions can be equivalent.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Help your child see numbers three ways with this simple grab-and-go game, great for quick practice in the car.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Create a graph based on the interests of family member's to see who has what in common. Your child will practice her math skills and get to know the family!

Sponges are easy to handle and fun to play with, and your child will love putting these simple, three-piece puzzles together.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Does your second grader want to learn a magic trick? Here is a simple trick using only 3 dice and a little bit of addition and subtraction.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

In this activity, students build a house of sticks, just like the second little pig in the classic story, The Three Little Pigs. Then, they program an educational robot to push down the house, much like the wolf who “blows the house down.”

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

Make an edible bracelet from Froot Loops and a shoelace! This Block Institute art activity will engage your special needs or mainstream child at snacktime.

Here's an innovative math puzzle that you can create with your fourth grade math student.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Analyze this simple betting game with your fourth grade student in order to discuss probability.

Tic-tac-toe is tons of fun, but the traditional version can get a little monotonous after a while. Mix it up and try this colorful outdoor version!

Make a lei and bring a touch of the tropical lifestyle into your home!

Turn learning fractions into a pizza party in this fun second grade math game.

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.

Your child can count out six pumpkins or six crayons, but what is a six all by itself? ThatÃs a much harder concept to grasp.

Practice of math facts is usually limited to drill sheets and flashcards. But kids are more likely to tune in to math facts if practice is presented as a game!

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

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

Does your preschooler like cereal? Explore numbers with everyday objects and food with this fun counting activity.