It's time to make friends with the dark. In this issue, we're heading underground to see wacky cave formations, meet some cool critters, and find out how people use caves!
Can caves be made of crystal? And do people ever run out of air while exploring caves?
Make your own cave decorations: drip-drop rocks!
KNOW readers
review Boom! Splat! Kablooey! and The Magic Schoolbus and the Climate Challenge.
Check out what your favourite "knowms," Knowlton
and Knowella, are up to by reading their on-line journal!
Fill in our printable colouring pages, or download cool desktop
background "wallpapers" for your computer!
