Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This experiment will explore the best way to create a perfect soft-boiled egg.

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

This imaginative art activity will help your child to better understand symmetry and explore color and shape.

This activity is a great way to practice sorting, counting, matching, and other early math skills--- on the fly.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Combine an introduction to shape and counting with a springtime art project by showing your kindergartener how to create a vibrant rainbow mosaic.

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!

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Your first grader will love this addition challenge! Roll dice and keep a running total as you try to achieve the highest score.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

In this preschool counting game, kids learn to count with their fingers, but without their eyes!

Make a brag sash with your child to celebrate an amazing school year filled with accomplishments.

Regale your kindergartener with the beloved story of Rudolph, and then segue into a Christmas craft project in which he makes his own reindeer creation!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Plan ahead for summer, by constructing a holiday calendar with your child. A great way to teach kids about time!

Help your preschooler or preschooler with shape recognition, math, and matching by creating your own personal shapes cards, good for home or car.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

Make a fun refrigerator graph with your first grader in order to help her develop those crucial graphing skills, while engaging with the whole family.

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Make a mixed up animal collage and help your preschooler build her visual arts and math skills along the way.

Teach your third grader about the concepts money and purchasing with this "Mock Card Shop" activity.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.