Families who loved Can You Crack the Code? by Ella Schwartz often look for books with a similar feel. These 20 recommendations were selected for their similarity in style, theme, and reading level.

A parent would reach for this book when they have a child who feels a bit like an outsider or an observer, or when they want to channel a child's natural curiosity into a structured, intellectual pursuit. It is the perfect choice for the kid who loves solving riddles, wonders how computers talk to each other, or enjoys playing detective. By framing historical events through the lens of code-breaking, the book transforms abstract math and logic into high-stakes adventures. This nonfiction guide walks readers through the evolution of secret communication, from the Caesar Cipher of ancient Rome to the sophisticated digital encryption of today. Beyond the mechanics of math, the book highlights the grit and resilience required by history's greatest minds. It is highly appropriate for the 8 to 12 age range, offering a blend of hands-on activities and fascinating storytelling that reinforces the idea that intelligence and persistence are superpowers. Parents will value how it encourages critical thinking and provides a healthy, screen-free way to engage with STEM concepts.