As Mali gets used to living in a new home, he starts to worry about starting at a new school. Mali's not the only one worrying - his dad, Nadeem, is about to start his new job at the zoo and he seems to have similar fears to Mali. Luckily, there are lots of friends on hand to help them both through their first day nerves.

How does the bus know where to go? After a journey home from the city, Grandma Zainab, Sam and Mali start to wonder how the bus driver always knows where to bring them. Together, the children solve the mystery and learn how buses really work.