(From the publisher):
Arthur finds a set of marbles and wants to learn the game. Luckily for him, Grandma Thora used to be a marbles champion! With Grandma as his coach, Arthur is sure to win the first-ever Elwood City Marbles tournament. But Grandma Thora doesn't teach him everything, and she's entered the tournament too! Who will triumph in the Read-versus-Read showdown?
Original title: Arthur Loses His Marbles
Genre: Fiction→ Children & Young Adult→ Early Readers/beginning Chapter Books