Build your child's vocabulary by exploring and discussing spatial relationships during everyday activities such as building, rearranging, and ordering.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

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

Sorting objects by size, color, shape, or function is an important concept in kindergarten math, and it's the perfect excuse for a little housekeeping!

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Lots of everyday objects can be fun, whether it's buttons, beans, or Lego blocks. Here's an activity that uses coins to build problem-solving strategies.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Do you think heat can affect a plant's growth rate?

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Review fractions with your budding mathematician when you play this fun, educational math board game.

Does your kid have a stash of sweets left over from Halloween? Turn that pile of candy into a learning opportunity with this sorting and categorizing activity.

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

Weave a unique ribbon pattern! This fun arts and crafts activity is a great way to make colorful projects and learn basic math and art skills.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

First graders will love practicing addition with this fun math game.

Help your child "step up" to second grade math fact challenges with a fun addition and subtraction game in your very own kitchen.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

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!

Support your first grader's counting and reading skills while laughing and running in this fun playground game.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This fun outdoor game will help your child develop her addition and subtraction skills and teach her basic arithmetic while keeping her active.

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

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

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.