Bertha and Fiona are twins. In Bertha's Secret Battle Bertha is fed up with everyone booing her in the wrestling ring and cheering Fiona. It's not fair. Why doe

Treetops is Oxford Reading Tree's new series of fiction with built-in progression for pupils aged 7 to 11. Specially written for children who need the support o

From award-winning author Barbara O'Connor comes a middle-grade novel about a girl who, with the help of the dog of her dreams, discovers the true meaning of fa

This is an Oxford Reading Tree series of fiction for pupils aged 7 to 11. Specially written for children who need the support of carefully monitored language le