Across
Light heavy metal when amplifier's first unplugged (3)
I haven't cracked this one yet — but Fifteensquared have:
LE a D (heavy metal) with the ‘a’ (first letter of amplifier) missing or ‘unplugged’
Point of extraordinary gravity: remarkable computers and the end of humanity (11)
I haven't cracked this one yet — but Fifteensquared have:
SINGULAR (remarkable) IT (information technology – ‘computers’) Y (last letter or ‘end’ of humanity)
First sign of armed force facing offence (7)
Wine knocked back in Aegean is terrible (7)
Caretaker understood accommodating a mother of kids perhaps (9)
I haven't cracked this one yet — but Fifteensquared have:
NANNY (‘caretaker’) GOT (understood) round or ‘accommodating’ A
Exemplary pupil added to sequence of notes (5)
Poke holes in egg with a pointed implement (7)
Set of values a little bit regressive (4)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘regressive’) of A TAD (a little bit)
Decrepit odd couples going down a long way (4)
Lighting unit city placed behind walls of castle (7)
I haven't cracked this one yet — but Fifteensquared have:
LA (Los Angeles – ‘city’) ‘placed behind’ C AND E (first and last letters or ‘walls’ of castle)
Mathematician's irrational measuring tool initially rejected (5)
Entering fashionable activity with club on green (9)
Unusual to have sunk teeth into cheese dish (7)
Fussily obsessive about flatulence sent back Italian food (7)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘sent back’) of ANAL (fussily obsessive) round GAS (flatulence)
Means to pick up pork pie and cook it with electrode (11)
Regret cavorting but disobedient at heart (3)
I haven't cracked this one yet — but Fifteensquared have:
Middle letters or ‘hearts’ of cavoRting bUt disobEdient
Down
Inclination to suppress arithmetic? What's the point of going to school? (8)
I haven't cracked this one yet — but Fifteensquared have:
LEANING (inclination) round or ‘suppressing’ R (arithmetic – one of ‘the three Rs’)
Without a doubt constrained after my boss returned (8)
I haven't cracked this one yet — but Fifteensquared have:
FINITE (constrained) after a reversal (‘returned’) of ED (editor – Atrica’s ‘boss’)
Plot succeeded with right-wing following (5)
Socialise to gain employment (7)
Ill natured not placed in class (7)
I haven't cracked this one yet — but Fifteensquared have:
An anagram (‘ill’) of NATURED
Aunt doesn't finish eating salad ingredient being motionless unless wound up? (9)
Upcoming artist torn apart by ego? It's an old story (5)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘upcoming’) of DALI (artist) round or ‘torn apart by’ I (ego)
Regularly peer inside yesterday's envelope (6)
I haven't cracked this one yet — but Fifteensquared have:
EARL (peer) in Y Y (first and last letters or ‘envelope’ of yesterday)
Blair never disheartened somehow incapable of making a mistake (9)
One who invests in beer is upset for example (8)
I haven't cracked this one yet — but Fifteensquared have:
A reversal (‘upset’) of IS and EG (for example) in BEER – another one we had to check
Italian perhaps blasting a leg with a gun (8)
Potion put through screen picked up (7)
Assistant aviator: nincompoop bored by work mid-air (7)
I haven't cracked this one yet — but Fifteensquared have:
CLOT (nincompoop) round or ‘bored by’ OP (work) I (middle letter of air)
Objective less tense dealing with nerves (6)
Hefty shove dispatching bishop below cathedral's east facade (5)
I haven't cracked this one yet — but Fifteensquared have:
b ARGE (shove) with the ‘b’ (bishop) ‘dispatched’ and replaced by L (last letter or ‘east facade’ of cathedral)
Shocker - educator covering every individual with arsenic (5)
I haven't cracked this one yet — but Fifteensquared have:
T each ER (educator) with ‘each’ (every individual) replaced or ‘covered’ by AS (arsenic)
Type letters or click words in the clue