% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for i don't think so!

AnswerClue
THINKUse your noggin
THINKMotto for the office wall.
THINKBrainstorm
THINKSUses the bean
THINKEngage in cerebration
THINKCorporate motto
THINKRack one's brains
THINKMaintain
THINKUse your brain
THINKIronic twist to a one-word maxim.
THINKSomething to do twice?
THINKSComes up with ideas
THINKUse gray matter
THINKKind of tank
THINKUse one's head
THINKSSpeculates
THINKTry to remember!
THINKINGHenry VIII, after dieting
THINKIBM's __ exhibit
THINKPonder
THINKExcogitate.
THINKOffice wall sign.
THINKMuse
THINKUse one's bean
THINK1968 hit for 42-Across
THINKINGRuler after a diet?
THINKFamous IBM office sign
THINKDo some cerebrating
THINKSHas in mind?
THINKSee 1-Across
THINKSPuts chin to fist
THINKBe reasonable?
THINKSHolds the opinion
THINKUse your head
THINKEnd of the observation
THINKCogitate
THINKReason
THINKPut your mind to work
THINKType of tank
THINKTank type
THINK47 Down motto
THINKDeliberate
THINKAssume
THINKGood motto for everyone.
THINKSign on an office wall.
THINKEIBM's slogan, in ye olden times
THINKPopular office sign
THINKC'mon, Aimee, ___! There's gotta be a good clue out there for this word ...
THINKIBM slogan that inspired an Apple slogan
THINKConcentrate!