Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Do you think heat can affect a plant's growth rate?

Here's a pressed leaf card project that puts science and writing together for your second grader.

This science fair project idea explores the egg's thin membrane.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

In this experiment we will be determining whether birds prefer certain colors of seed.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea investigates if fats add to the flavor of food.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This science fair project idea demonstrates that plants give off water.