THE CLOCK FACE
two hands, twelve numbers — how to read the time
$1.50
MORSE CODE
26 letters and 10 digits · dot, dash
Free
PHONETIC ALPHABET
the ICAO standard · for radio and telephone
$2.50
two hands, twelve numbers — how to read the time
26 letters and 10 digits · dot, dash
the ICAO standard · for radio and telephone