Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

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

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

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

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

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

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

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.