We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Try this fun addition game with your second grader! Arrange playing cards to find the largest possible sums.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This Labor Day, help your child explore various occupations by discussing the tools workers use on a daily basis at their jobs.

Make the most out of your next wait at the airport by playing Airport Lounge, a fun and creative game of storytelling and make-believe!

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this activity, your child will explore the differences between facts and opinions. Together, you will go on a scavenger hunt in your home and play the role of detectives in search of facts.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Let your child step into the main character's shoes as they keep track of the setting, events, and names of characters in the story by keeping a journal.

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

In this activity, your child will learn about the different parts of the brain and how mindfulness can build connections of calm.

This rainbow collage activity is a great way to practice using different materials to create texture. The completed craft is sure to brighten up any space.

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

Has your child ever told you he wants to travel the world and meet new people? Why not keep track of his future travel plans with some fun footprint art.

Are you looking for a fun pool game that doesn't require a lot of heavy accessories? Try Steal the Bacon, a creative form of tag your child is sure to love.

This science fair project idea examines the reason boats are shaped and engineered.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Playing the Number Sentence Game with your child gives him the opportunity to practice ordering and comparing numbers using symbols.

What happens after the prince and the princess get married? This writing activity allows your child to answer that question for herself.

This game will help build your child's word bank as she competes with family members for the "Word of the Day" champion title.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Help cement the concept of place value with this simple activity that involves creating a set of dials made from Styrofoam cups.

Pin the nose on Rudolph with this festive Christmas game. Play Pin the Nose on Rudolph with your friends and family this holiday season.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Check out this simple version of a pairs game that's played all over the world. It's a great way to practice estimating and predicting mathematical outcomes.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.