Sabre Tooth Surf: Lost in Time    by Tim Silvestre
Price: $2.99 USD. 42980 words. Published on December 27, 2011. .
The chance meeting of a teenaged physicist and a young surfer triggers a chain of events that lands a group of teen explorers farther back in time than anticipated. Survival becomes paramount in a violent world of saber tooth cats, plesiosaurs and prehistoric humans. With resolve, invention and courage, the kids navigate life threatening hazards as they desperately search for the route home.