Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Is it a square or a circle? See if you can trick your friends with this zany science project!

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

Will the shape of an ice cube impact how fast the ice melts?

This science fair project idea investigates how the shape of an object affects drag.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science project teaches students to classify different shapes of leaves.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

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.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This science fair project idea examines the reason boats are shaped and engineered.

Find out which kind of bubble wrap fares best when put in impact.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.