Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

This experiment will explore whether fractals really repeat themselves infinitely.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Science fair project that explains and demonstrates the parallax principle.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This experiment will explore the possibility of creating an infinite object by hand.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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.

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

This science fair project idea quantifies exactly how accurate the cricket thermometer is.