Dolphins at daybreak, by Mary Pope Osborne
Jack and Annie are on there first adventure to become Master Librians. All they have to do is solve a riddle. But solving one of Morgan’s riddles isn’t easy. The magic tree house then takes them to a strange island. Can they solve the riddle? Can the become master librians with 3 more riddles to solve? The only way to find out is read!
Reviewed by Ola from Central City, 12 years old