Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

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

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

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

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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.

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

This project compares different liquids and the freezing, melting and boiling points of liquids.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Explore the wattage of microwaves in relevance to cooking time.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Introduce your child to science with something they see everyday--their shadow!

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Determine whether the relationship between a personâs armspan and height are genetic.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

Head out to the driveway, ball in hand, for a bouncing challenge. Then use those results to make a colorful graph that lets your child compare results.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Learn how to count in Spanish. Your child will practice her numbers and build her reading skills while learning a bit about Latino culture along the way.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

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.