Codes & Alphabets

Learn the signals, symbols and alphabets you keep seeing — and actually remember them. Codes & Alphabets turns Morse code, the phonetic alphabet and Greek letters into short, interactive learning sessions. Rather than simply looking things up, practise recognising, recalling, listening to and using them. MORSE CODE Learn all 26 letters and numbers 0–9. • Learn dots and dashes • Decode Morse signals • Listen to Morse audio • Tap out Morse rhythms • Practise letters in both directions PHONETIC ALPHABET Alpha, Bravo, Charlie… Learn the complete NATO phonetic alphabet and practise moving quickly between letters and their spoken code words. GREEK ALPHABET α Alpha β Beta γ Gamma δ Delta Learn all 24 Greek letters, their uppercase and lowercase forms, and where you may encounter them in everyday subjects. π — mathematics λ — wavelength Ω — electrical resistance Σ — summation LEARN BY DOING Codes & Alphabets includes: • Learning cards • Quick quizzes • Morse decoding • Listening exercises • Morse tapping • Speed rounds • Matching games • Daily practice 86 THINGS TO MASTER Work through Morse, phonetics and Greek at your own pace. Each item progresses from Unknown to Seen, Learning, Known and Mastered, while the app brings weaker items back into practice. Learn a few. Practise them. Come back tomorrow. See how much you remember.