This fun game helps children learn to estimate the most basic unit of time--a minute--without a clock.

Try this fun and interactive collage activity with your preschooler to teach her the "building blocks" of math and architecture.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

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

Help your kindergartener practice counting from one to ten with this fun outdoor activity. Make a "My Backyard Counting Book" to review counting to ten.

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

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

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

This project concerns activity happening millions of miles away, on the sun.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

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

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.