For Magic Tree House readers who are ready for something longer, the Dragon Keepers series has the perfect length and reading level, along with the fast-paced writing, adventure, and sense of teamwork that kids love to read.

Ten-year-old cousins Jesse and Daisy have always wanted something magical to happen to them. So it's a wish come true when Jesse's newly found thunder egg hatches and a helpless, tiny, but very loud, baby dragon pops out. Soon the two kids are at the dragon's beck and call, trying to figure out what to feed her. An Internet search leads them to the library, which...