Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

This project concerns activity happening millions of miles away, on the sun.

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.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Work on division with remainders in this fun fourth grade math board game.

Combine fun sensory play with early number awareness in a squishy sun catcher project. It's a fun way for your kid to learn about numbers.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This decimal game is a great way to help your child get familiar with how decimal values work.

How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

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

Here's a preschool color collage activity to help your child work on their sorting skills, and create a beautiful addition to the refrigerator gallery.

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

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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.

Celebrate the 100th day of school by making a unique work of art using 100 colorful pom poms in this fun kindergarten arts and crafts activity.

First grade math includes lots of work with two-digit numbers. Here's an activity to help kids practice recognizing and sequencing numbers from 1-30.

These bean bag games are a fun and inexpensive way to keep your first grader learning! Work on social skills, coordination, math, or even spelling!

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

You kid can count from one to ten, no problem. They can even do it backward. Work on their addition and subtraction skills with this fun fruit picking activity.

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!

This caterpillar math game gets your child to work on addition and subtraction. Challenge your child's math prowess with this fast-paced caterpillar math game.

Practice counting with this winter kindergarten art project! As your child sculpts a clay igloo, he will work on math and dexterity and learn about snow.

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!

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!