A story about appreciating and preserving the environment in your own backyard. Doug thought he knew everything about his best friend, Harry . . . until he disc

Another fun mystery starring Horrible Harry, and this time he's calling the shots! Harry has always loved solving mysteries, and now his friends in Room 3B have

An insightful addition to the Horrible Harry series about appreciating and preserving the environment in your own backyard. Doug thought he knew everything abou

It’s a horrible day for Harry: a classmate is calling him names; his library book is overdue; he’s last in line for a turn to be the Room 3B VIP. Worst of a

After four days in a row of indoor recess, Miss Mackle's students are bored-until Harry decides to solve the biggest mystery ever in Room 3B! There's a locked c