Can a heroic knight defeat the Terrible Tab before she decimates the mouse population of Raven Castle? Support severely struggling readers with this exciting hi-lo adventure.Sir Tristan and his cat Terrible Tab have decimated the mouse population of Raven Castle. Can the last survivors defeat the ferocious feline with the help of some homemade armour and a heroic mouse knight?Particularly suitable for readers aged 7+ with a reading age of 6.