Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

Create your own cloud with an activity that will explain how important concepts such as evaporation, condensation, and precipitation work.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

Science fair project that determines which types of clouds are best at blocking harmful UV radiation.

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

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

Science fair project that creates fog using bottles of hot and cold water.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Help your kindergarten science maven explore the water cycle without getting everything wet.

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

This experiment investigates whether smell can be used to enhance test subjects' memories.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

This project examines whether people's taste perception is influenced by what they see.

This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This science fair project idea compares the cuteness reaction between genders.

This experiment evaluates whether the phenomenon of "choice blindness" occurs more often with men or women.

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.