In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

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

Challenge your kid to use his knowledge about percentages in this fun game. Just roll the dice and race to calculate the percentage.

Challenge your child to a word count war, and practice good note-taking skills at the same time!

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Work on finding means and medians in this fifth grade math card game.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Race to create an equation in this game will help your child and his opponents get creative with addition, subtraction and multiplication.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Exponents can be tricky to learn. Fortunately this game provides plenty of multiplication practice for your math student!

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Don't despair if numerators and denominators seem like a bore to your child. This colorful collage is sure to show him the brighter side of fractions.

Analyze this simple betting game with your fourth grade student in order to discuss probability.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Compare fractions in this two-player math game. The objective of the games is to work together to determine who has created the largest fraction.

Kids will get a kick out of shopping for discounted "kicks" with this creative math game that focuses on percentages.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

This science fair project idea examines whether boys and girls differ in reflexes.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

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