From Dav Pilkey, creator of Captain Underpants, and acclaimed artist Dan Santat, an out-of-this-world friendship adventure with all-new full-color illustrations

Ricky Ricotta and his Mighty Robot crash the family's mini-van while using it as a skateboard, and they have to earn some extra cash fast to pay for repairs. Me

A small mouse named Ricky Ricotta and his best friend, a giant flying robot, attempt to save the Earth when an evil Martian monkey and his mechanical creations

From Dav Pilkey, creator of Captain Underpants, and acclaimed artist Dan Santat, an out-of-this-world friendship adventure with all-new full-color illustrations

Meet Ricky Ricotta. He's an ordinary mouse with ordinary problems-sometimes he gets picked on at school and feels a bit lonely. Then, one day, a giant flying Ro