The kids of the X-Venture Xplorers team travel to our ancient past in these great all-ages adventures! In Book 4: Trapped in the Triassic, the team are split in two, not by rampaging creatures or primal danger, but by simple squabbling! Then in Book 5: Lost in the Jurassic, they discover that the Jurassic is no walk in the park...! Then, Book 6: Escaping the Jurassic sees the team trying to escape history's biggest dinosaurs! All three volumes are available in softcover and hardcover editions!