Semaphore Trainer

Learn to read semaphore.

Read the flags, type the word, and master the letters that challenge you.

camp

Levels and badges

Cards earn XP, runs of correct answers multiply it, and two dozen badges are waiting to be won.

Your weak letters

Every attempt is scored letter by letter, and the picker leans toward the ones you keep missing.

A streak to keep

Hit a small daily goal and the flame stays lit. Miss a day and it goes out.