Luper, Eric. Key hunters #2

Read on for the next Key Hunters adventures

In their second trip through the enchanted library, the new key lands Cleo and Evan in the middle of a spy story, where their impossible mission is to stop a traitor who calls himself Viper--and they find themselves working with the replacement librarian, Ms. Crowley, whose exact role in their adventures is becoming increasingly mysterious

Appeals to 2nd-4th graders

Reading level grade 3

560L

Decoding demand: 87 (very high) Semantic demand: 99 (very high) Syntactic demand: 82 (very high) Structure demand: 86 (very high)