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

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Get your child excited about measuring with this fun and easy household measurements activity.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Your child will love making this adorable clover clock that will help him learn how to tell time.

If your young child is a kinesthetic learner, this equation board is perfect for teaching him addition and subtraction facts.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Build your child's vocabulary by exploring and discussing spatial relationships during everyday activities such as building, rearranging, and ordering.

This game provides your child with the opportunity to create, write, and read numbers.

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

With this fun craft activity, your child can design and "make" his own money, for use as currency and math practice at home.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

Ordinary drinking straws are fun for drinking juice and even for spitballs when you're not looking, but also fabulous for learning first grade math.

Challenge your preschooler to a game of shape match-up--an entertaining way to boost her observational ability.

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 works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Make the abstract nature of time and money easier for your kid to understand with some fun ideas that focus on these concepts.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

This flannel board will give your child hands-on practice with math, but in a fun format, full of ladybugs.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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