Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

Work on simple addition and finding even numbers in this second-grade math card game.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Invite your kindergartener to explore the bright new world of measurement by starting out with nonstandard (and tasty!) units, such as gummy bears or worms.

Introduce your child to science with something they see everyday--their shadow!

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

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

This is a great game to help your child learn number concepts in multiplication and division.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Pump up the learning level of your kindergartener's summer break by playing patriotic bingo when July 4th rolls around.

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Practice measurement using centimeters in this fun math race designed for your second grade student!

Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

Your child will love making this adorable clover clock that will help him learn how to tell time.

Big bags hold a lot of candy, but they're hard to tote around. Have your kid construct a candy corn candy holder perfect for carrying a few lightweight treats.

Try this new twist to the traditional memory game to help your learner match number symbols to the correct quantity while sharpening their memory skills!

This science fair project idea determines if a particular chemical has an effect (increase or decrease) on the heart rate of Daphnia.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Science fair project that cultivates slime mold and monitors the stages of its development.

Help your child identify numbers with this fun preschool math art activity! Explore different textures and colors as he learns numbers.

Get your preschooler ready for kindergarten by helping them learn numbers 1-10 with homemade snowflake counting cards in this arts and crafts activity.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

Nothing chases the blues away like a trip to the boardwalk. Bring the fun home with this do-it-yourself version that sneaks in some math practice.