Hot Wheels meets dinosaurs in this totally ROARSOME new series from bestselling author and TV superstar Andy Day!Deep in a land where mountains rumble and volcanoes roar . . . Where deserts and oceans are alive with excitement . . . Dinosaurs gather for the most thrilling sport in history, to watch the . . . DINO RACERS!It's race day at Rumble Ridge, and the Dino Racers are getting ready to put their totally roarsome racecars through their paces. Join Trexy, Bumper, Stretch, Flappa and Zoomer as they compete in the Jungle and Lava Cups, and navigate not just the track but tricky teammates too. Who will get stuck in the mud - and who will speed their way to glory?With two brilliant short stories in one book, this highly illustrated new series has bite-size chapters, and is perfect for new and emergent readers aged five and up.