Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

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