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

Try this fun math card game and practice place value with your second grader! Decide which number is bigger in order to earn points!

Challenge your 1st grader to skip count with this sequence game. Help him find missing numbers by figuring out the pattern and building on math skills!

Forget the measuring stick! This fun math activity uses a body part, your child's hand, as a ruler.

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

This little chick is so cute that your child will want to make a whole flock to call her own.

Is your kid struggling with number recognition? Here's a great way to go fishing for numbers that will feel more like play than counting practice.

Introduce the idea of measuring weight to your preschooler or kindergartener by making a fun and easy-to-use bungee scale to weigh household objects.

Check out this twist on a peanut butter and banana sandwich. The banana replaces the bread to make the perfect fun and nutritious after-school snack.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

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

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

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!

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

This heart paper chain is the perfect way to celebrate Valentine's Day. Include some decorations in a simple AB pattern and work on pattern recognition.

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.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

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

Play with shapes, like triangles and circles, to help your child review the different kinds and create a new picture!

Your first grader will love this addition challenge! Roll dice and keep a running total as you try to achieve the highest score.

Learn how milk freezes into ice cream. Does the fat content affect how quickly the milk freezes? What is salt's role in the freezing process?

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

This hands-on activity that involves arranging pieces of yarn will teach your pre-K child the concept of ordering items by length in an interesting way.

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.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

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

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Learn about coins and their value by making an animal piggy bank. Here's how to make a lion, pig, or sheep bank!