On a school trip to the Inventia Jurassic Coast, Harley finds an unusual fossil. Has she discovered a new species of dinosaur? Harley decides to build a time machine to prove it and win ‘best invention’ competition. But messing around with time can have unexpected, dinosaur-size effects…
Book three in the Harley Hitch series, Vashti combines cool science and tech, weird inventions, and warm and funny characters – all perfectly pitched for younger readers. KS2 – 8+