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

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.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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 hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

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

Practice math and social studies skills with this fun game based on the Battle of Lexington and Concord.

This activity with add some fun and education to long car trips. Perfect for family vacations!

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

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.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Practice multiplication facts and geography at the same time in this fun third grade math card game.

Reuse old cardboard boxes and popsicle sticks to create a miniature sled that is perfect for pretend play with dolls or action figures.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Use this fun math board game to improve your first grader's confidence with addition facts.

Celebrate the 100th day of school by creating a geometric, math-inspired mural in the style of Henri Matisse in this creative kindergarten grade art activity.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

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?

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.