Captain Invincible and his intrepid space-dog, Comet, are on a perilous journey back to Earth!Throughout their mission, the fearless captain and his canine sidekick encounter asteroids, poisonous gas,
Bigger, Better, Best! (LEVEL 2: Area) In their family's new house, Jenny and Jeff are driving their little sister, Jill, crazy. Who has the bigger window? Who has the bigger bedroom? Jenny and Jeff mu
The Big Fat Notebooks go to high school! A lively, fully illustrated guide to acing high school geometry, with clear notes on the big ideas, helpful tips for memorizing processes and remembering defin
