These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

This science fair project idea determines which method of hand cleansing is the most effective.

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

This science fair project idea explores how length affects the weight a bridge can hold.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Help your second grader grasp the concept of verb tenses with this silly card game!

Help your child gain reading comprehension skills, as well as listening and memory skills with this fun activity that uses his favorite book!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Play a game of "restaurant" to reinforce real-world applications of counting and using money.

Send your child on a table of contents treasure hunt to help build basic research skills! Navigating a book is a skill that is sure to come in handy later on.

Here is a fun at-home physical activity that encourages movement while also working on literacy or math skills!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

In this fun math activity, second graders will learn to estimate items in a jar! 

This science fair project teaches students about wilting and browning of salad greens.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.