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

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 the possibility of creating an infinite object by hand.

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 examines if space objects become round after reaching a certain mass.

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

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

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.