Follow Bus Driver B through the jam-packed pages full of letters at work and play in a town unlike any other. From Avenue A to Zoo Z, there's always something to spot and see in Letter Town. Each bus stop reveals a new part of the town, while the bouncy rhyming narrative uncovers sneaky Detective D's mission to capture Robber R, who is causing mischief throughout the neighbourhoods. And don't forget to be on the lookout for more hilarious letter characters and creatures on every page!