What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

What is the difference between condensation and evaporation? Learn about natural cooling and heating processes that are caused by changing states of matter!

Sink or float? Your kid may be surprised to learn that the density of coke and diet coke aren't the same!

Warm up your scientific thinking with this colorful worksheet!