Firefly & Fern

Stuart J. Murphy

Ages 4–8subtractionfriendship

Ages 9–12critical thinkingproblem-solving

Michael Dahl

Ages 4–9humordinosaurs

Rick Walton

Ages 9–12problem-solvingcritical thinking

Trio Jan Jeng, Selina Yoon

Ages 4–10language learningcultural exploration

Michael K. Frith

Ages 2–5letter recognitionlanguage learning

Louis Sachar

Ages 8–12problem-solvingmathematical thinking

Dan Gutman

Ages 7–12humorfriendship

Ages 8–10problem-solvinganimals

Ages 4–8language skillsspelling

Dan Gutman

Ages 7–11humorcreativity

fun learning