S.O.S. Society of Substitutes #2: The Zoo Switcheroo Subclass Code_8UK Holly begins a relationship with

Holly begins a relationship with the club

To understand her past

Demand and Waiting Lines and Service Supply Relationships and

Engaging and counterintuitive

nice but not boring

S.O.S. Society of Substitutes #2: The Zoo Switcheroo Subclass Code_8UK Holly begins a relationship withIf there's a problem in school, there's no substitute for the world saving substitute teachers of the S. O. S.! This is the second book of this hilarious, highly illustrated early chapter book series. Oh no! Noah part time classroom pet, full time evil mastermind has his paws set on setting free all the animals at the city zoo. Good thing that when there's a problem, there's no substitute for the super substitute teachers of the S. O. S.!