In Mischief and Mayhem! by Mary Hooper, illustrated by Judy Brown (3.99), Dez has to go to work with his dad, where everything he does is disastrous - until he locks the boss in the store cupboard.
Young Hippo does a good range of humorous books with plenty of line drawings which appeal to fluent readers. In Head for Trouble! by Frank Rodgers (pound;3.99), Charlie Chill enlists the help of his weird relatives the Ghost Train Chills - a vampire, a mummy, a troll and a skeleton - to help track down the missing school fete cash.