Subjectastronomy1body and care2code2drinks15food5language0maths0music2science0signals2sport3units2vehicles4
SIZE CHARTS
shoes, tops, bottoms — and a centimetre under every grid
Free
SERUM ACTIVES
when to apply, what to keep apart in time, what the season changes
$1.50
MORSE CODE
26 letters and 10 digits · dot, dash
Free
PHONETIC ALPHABET
the ICAO standard · for radio and telephone
$2.50
IMPERIAL UNITS
convert in your head · without a calculator
Free
PAPER SIZES
the A series · from A0 to A6
$1.50