"Barbara Winton and the rest of the Bright Sparks, Dr. Keegan Bright's team of young scientists, find themselves facing a challenge that will test all of their scientific skills and personal courage. They are competing in the first ever race to completely circle the Moon. The Sparks, and twenty-five other teams, have to count on one another as they face thousands of kilometers of unknown dangers, where even a simple accident can have fatal consequences. They form close friendships with racers from all over Earth, but also have to deal with former Spark, Pam, a mysterious and threatening figure whose departure from the Sparks program is shrouded in mystery"--