Part of the EARLY WORMS series, an amusing story about a know-it-all big brother and his long-suffering sister which introduces the numbers one to ten. Linked to National Curriculum Key Stage 0-1. Illustrated by Lesley Harker.Part of the EARLY WORMS series, an amusing story about a know-it-all big brother and his long-suffering sister which introduces the numbers one to ten. Linked to National Curriculum Key Stage 0-1. Illustrated by Lesley Harker.