Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

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

Play this fun basketball game to help your third grader master their multiplication tables.

Getting kids to memorize their times tables can be worse than pulling teeth. Sweeten the deal with this activity that combines math and sugar.

Create some cards and a factor board and get ready to practice multiplication. This game will help your kid get one step closer to memorizing times tables!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

The purpose of this science fair project is to build a basic radio.

This science fair project idea produces varying pitches of sound.

Play tic-tac-toe and help your kid memorize multiplication facts!

Math Facts Game: A mix of musical chairs and Twister meets math. Nipping multiplication problems in the bud was never this much fun!

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Turn your living room into a sophisticated café while your child and their friends explore the world of poetry with this unique and entertaining party idea.

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

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Pop up a pup tent, just like Civil War soldiers did on the battlefield.

Celebrate the holidays by making farolitos, paper lanterns with elaborate designs and historical roots.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Is your child struggling to remember the rules of place value? Here's a fun series of hands-on activities to help your child put the value in place value!

Instead of drilling facts, grab sidewalk chalk and head outside for a rousing game of this Math Run game. Play the Math Run game with your child.

Cleaning can be a chore, but not with this sudsy experiment!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.