Flip is a propulsive standalone science fiction novel for middle grade readers by acclaimed author David Lubar now available in trade paperback.Eighth-graders Ryan and Taylor are twins, but thats where the similarities end. Their parents and teachers think Taylor is the perfect student. Ryan never met a test he couldnt fail. In fact, failure is what he does best. But they share at least one thing in common nothing is turning out as they planned. Its as if the rules have suddenly changed. No matter who you are, everyone wants you to be someone else. But who?They may have found the answer magical alien disks that allow them to flip into the character of a hero from the past--Einstein, Cleopatra, Hercules. The possibilities are endless. As Ryan and Taylor discover, being a hero is fun.