I remember the acronym for the downwind checks in the Jet Provost when I was learning:-
Aunt and Uncle Fornicate Frequently However Weary =
Airbrakes - In
Undercarriage - Down
Flaps - Take Off
Fuel - Check
Harness - Tight and Locked
Wheelbrakes - ON/OFF Check Pressure
Another one for remembering the errors of tye altimeter PITHBLOT
Position
Instrument
Temperature
Hysteresis
Barometric
Lag
Orographic
Transonic Jump
Pre-stalling/Spinning/Aerobatics etc HASELL
Height - Sufficient to recover by (usually) 2000 feet
Airframe - Normally clean otherwise gear and flaps as required
Security - Harness tight, no loose articles
Engine - Ts and Ps, mixture rich, carb heat checked
Location - Clear of A - Active airfields
B - Built up areas
C - Clouds and Controlled Airspace
D - Danger/Restricted areas
Lookout