How to build an accidental time machine: 1. Activate your homemade particle accelerator 2. Fail to supervise your pet chameleon 3. Watch in horror as he kicks a quartz rock in front of the particle ray ...and BAM! Let the adventures begin! Join Felix Frost, secret boy genius, his chameleon Einstein and his classmate Missy as they travel back in time to Ancient Rome, where terrifying danger and embarrassing togas await. But can they solve the riddle of a mysterious gladiator skeleton without getting themselves skewered in the gladiator arena? Funny, fast-paced and full of you-won't-believe-it facts, Felix Frost: Time Detective will have readers hooked on history and sold on science!