This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

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

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

Whether the snow is fluffy and soft or icy and hard, a snowman is sure to inspire a smile. No wonder this snowman is so happy—it's made using marshmallows!

This imaginative art activity will help your child to better understand symmetry and explore color and shape.