The Secret Codes of C.Y.P.H.E.R.: Operation U.S. Presidents

The Secret Codes of C.Y.P.H.E.R.: Operation U.S. Presidents is an educational game and the sequel to The Secret Codes of C.Y.P.H.E.R.: Operation Wildlife. It teaches children about U.S. Presidents and about logic and language skills by utilizing 5 decoder alphabets: English, American Sign Language, Braille, Morse Code, and Semaphore.