9'9" long, double sided, auto-locking measuring tape. On one side, a working tape measure - on the other, an illustrated chronology of world history. From the age of the dinosaurs to the age of the internet and everything in between. Reel off history while DIY-ing. A great stocking filler or present for all the family - the gift that keeps on giving! Multi-functional DIY tool that aids learning. A perfect learning tool for curious kids and adults alike! Measures in both metric and imperial.