This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.