In this sequel to Leena and the Gerbils Leena realizes that Second Grade isn't all it's cracked up to be.  The expectations are higher and Leena is working hard to cover up the fact that she struggles with reading.  When her arch-nemesis, Mark Pitts, becomes her "Reading Buddy" Leena decides that her only option is to leave school and teach herself in the comfort of her beloved back yard "thinking" tree.