Probability problems are often among the hardest math concepts to wrap your head around. Here's a classic example: the Monty Hall problem!

Write a letter to Santa and bring back the lost art of letter writing. Learn how to write a carefully crafted wishlist using proper letter form.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Make this dragon relief with your first grader to celebrate Asian Pacific American Heritage Month and teach her about an important part of Chinese culture.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

The objective of this science project is to investigate why NASA has been using aerogel for the Stardust Project for collecting gas and dust from comets.

Here's a fun game to practice strategies for acing the Reading Comprehension section of the SAT.

This simple sewing activity results in a pair of homemade fleece mittens!

These festive red and blue drink umbrellas are the perfect DIY party idea. While you're making them you can even sneak in a little compass practice.

Help your learner develop her fine motor and communication skills with this fun and festive fall activity.

Make this creative "story cartoon" tray to help your first grader build reading comprehension skills while having a hilarious time!

Here are six fresh ideas to liven up your teen's study time, and involve the whole family at the same time!

After the party and presents, there's just one more thing for your child to do: thank you notes!

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Kids are acutely aware of what's "fair" and what's not. Here's a quirky way to teach your first grader the importance of voting and democracy.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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!

Save some money this Halloween and work out fine motor skills by helping your child make his very own computer costume.

Make learning word families more hands-on and interactive with this simple craft that has your child making "word sliders" out of paper plates.