Type of puzzle (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">type of puzzle</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for jigsaw that I've seen before include "Puzzle fittingly completed" , "Puzzle in which pieces must be reassembled" , "Puzzle-maker" , "Puzzle - powered cutter" , "As pastime" .)
(Other definitions for acrostic that I've seen before include "code?" , "Type of word puzzle" , "Verse where eg the first letters in each line form a word or message" , "Poem where first letters of lines spell a word" , "Initial letter puzzle" .)
(Other definitions for word square that I've seen before include "puzzle that might be to your taste" , "Puzzle with solutions reading the same down as across" , "Puzzle where the same letters read across as read down" .)