Improve your child's hand-eye coordination with this outdoor group ball game that's similar to Four Square.

If your third grader is having difficulty sequencing events in a story, try creating this book square.

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

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

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

The objectives of this classic game are to toss a marker onto each square, to hop onto the single squares, and to skip the square where the marker landed.

This simple way to help your child understand story problems begins as a quick activity and turns into a study tool for years to come!

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

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

This science fair project idea identifies trees using a dichotomous key.

Can you think of a way of cleaning dirty water using the sun? In this activity, you will be making a "solar still" that is able to do just that!

Make unique jewelry and accessories using photos and shrinkable plastic sheets! It's like Shrinky Dinks, but better.

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

Invite your kindergartener to explore the bright new world of measurement by starting out with nonstandard (and tasty!) units, such as gummy bears or worms.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Find the area in this fun math card game. You'll help your child start thinking in terms of units as you create shapes out of playing cards.

Many kids find themselves especially challenged by writing in third grade. Here's how you can help, using a technique called "storyboarding."

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Create a special gift for Mother's or Father's Day using felt, cardstock and buttons to create a memorable frame in the shape of a heart.

By using a tapestry needle, double-sided tape and a stitch guide, this activity helps make sewing more accessible to a beginner.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

This experiment investigates whether smell can be used to enhance test subjects' memories.

Using cardboard and duct tape, you can make a durable Father's Day frame that Dad can hang anywhere from his workbench to the office!

Make vibrant faux stained glass art inspired by the art of Piet Mondrian, a Dutch painter who explored repeating shapes using the primary colors.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.