work smarter, not harder
scruffy
ingenuity
AI-complete
fluid intelligence
yak shaving
subproblem
brightness
trial and error
problem-solve
heuristic
solvability
there's more than one way to skin a cat
brain
less is more
brainstorm
rationalism
solution
virtuous circle
serious
science
puzzlery
a stitch in time saves nine
approximation algorithm
overengineer
trial-and-error
three-pipe problem
unpuzzle
ameliorative
crack
sharp
think too much
Einstellung effect
technacy
hackaround
problem solving
a problem shared is a problem halved
uncontrollable
outsophisticate
unmanageable
wild-goose chase
skill
higher-order
swot up on
example
unsoluble
exercise
problematic
tough nut to crack
unresolvable