Stine, R. L. Goosebumps.

"Goosebumps book series created by Parachute Press, Inc."--Title page verso

On his birthday, Max finds a magic mirror in his attic that makes him invisible. So Max and his friends start playing "now you see me, now you don't." Until Max realizes that he's losing control. Staying invisible a little too long. Having a harder and harder time coming back. Getting invisible is turning into a very dangerous game. The next time Max gets invisible will it be ... forever?

Appeals to 4th-6th graders; reading level, grade 4

500L

Decoding demand: 89 (very high) Semantic demand: 99 (very high) Syntactic demand: 74 (high) Structure demand: 85 (very high)