Toby's Time Machine, livre ebook

When the young genius inventor, Toby Roberts, first hears about a mysterious and powerful diamond in his history lesson, his thoughts turn to how he can get hold of the ancient artefact.
After inventing a time machine, Toby is able to venture back in time to find the lost relic, but this may not be as simple as he first thought. He has to deal with some unexpected dangers in the depths of the Bagabag Jungle…