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!

Trying to find sums of groups of multiples is a great way to practice your addition. Be sure to double check your work. If you clear all of the cards, you win!

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

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!

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.

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

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

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

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

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

Science fair project that creates fog using bottles of hot and cold water.

Determine whether the relationship between a personâs armspan and height are genetic.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

This activity is a great way to practice sorting, counting, matching, and other early math skills--- on the fly.

Calling all power-shoppers! This game is a fun way for kids to learn life skills, and flex their math muscles at the same time.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

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

Boost your preschooler's math and verbal skills by having her participate in simple, fun activities that teach her how to sort, count, and categorize objects.

Your child will need to combine his sporty hand-eye coordination skills with his math skills to become the bullseye king.

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.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Need help encouraging your preschool child to organize her toys? Start with this activity, and turn sorting and categorizing into a fun game.

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

Have some fun with your first or second grader, looking for creative ways that 100 cents can make $1.00!

Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Instead of drilling facts, grab sidewalk chalk and head outside for a rousing game of this Math Run game. Play the Math Run game with your child.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.