Ethan Marcus Makes His Mark

';A thoughtful next step for readers of Andrew Clements.' BCCB (about Ethan Marcus Stands Up) Ethan and Erin go to Tech Camp and try to win a chance to ';make' a difference in classrooms everywhere in this hilarious follow-up to Ethan Marcus Stands Up.Ethan and Erin Marcus may only be eleven months apart age-wise, but they are a million miles apart in every other respect. Ethan's laid back and tak...