Is the ocean blue at all depths? Nope! Explore the science behind the light spectrum in deep, dark waters. The instructional activity recommends watching The Blue Planet: Open Ocean—The Deep, but it's not integral, or you can substitute...

Are outer planets just like inner planets? Nope! The outer planets are much more spread apart than the inner planets. An informative PowerPoint presentation shows why this is true as well as facts about the individual planets in the...