Oxford Reading Tree TreeTops Time Chronicles: Level 11: The Strange Box (Oxford Reading Tree TreeTops Time Chronicles)

In The Strange Box, Biff, Chip and Kipper and their friends are older. They buy an strange box but a sinister man tries to take it from them. Fortunately, Mr Mortlock, the school caretaker is on hand to help them... TreeTops Time Chronicles are a series of fast-paced adventures through time featuring real historical events and characters.