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Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

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

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.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

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

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.

Check out this game that provides an enjoyable way of demonstrating how recorded results can be expressed in whole numbers, fractions, and decimals.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

This science fair project idea determines which flower lasts the longest.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!

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

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