From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Calling Dr. Brewer!Karen is crushed whe

Karen lends a very expensive doll to a sick friend and now is worried that she might not get it back.

Barbie is a strong, independent doll. But is she a feminist icon? It’s complicated. Since her introduction in 1959, Barbie’s impact has been revolutionary.

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Lions and tigers and bears oh my!Karen�

From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! "Haunted Birthday to you!"Karen thinks