Dawn and the Impossible Three (The Baby-Sitters Club #5) by Ann M. Martin

America's favorite series returns with a new look and a Netflix tv show!

As the newest member of the BSC, Dawn is eager to prove herself. So when a big job comes along, she jumps at the chance to show everyone what she's made of.The Barretts are even more challenging than Dawn expected. The house is a mess, Mrs. Barrett is unreliable, and the kids are out of control. Dawn knows she's a great baby-sitter, but this is impossible! She only knows one thing for sure--a member of the BSC never gives up!