LABS

Set to 32 different clues across 38 published puzzles, most often “Bell ___” — The New York Times, Sunday, 9 May 2010.

4 letters

Every clue on record, most used first

Bell ___5 times
The New York Times — Sunday, 9 May 2010
Places for experiments3 times
The New York Times — Monday, 6 October 2003
Culture development sitesonce
The New York Times — Saturday, 4 December 2010
Culture areas?once
The New York Times — Sunday, 26 July 2009
Family dogs, for shortonce
The New York Times — Wednesday, 1 April 2009
Where many cultures thriveonce
The New York Times — Wednesday, 24 September 2008
They might be chocolateonce
The New York Times — Thursday, 11 September 2008
Testing facilitiesonce
The New York Times — Sunday, 1 June 2008
Features of science classesonce
The New York Times — Monday, 24 September 2007
Pharmaceutical workplacesonce
The New York Times — Monday, 8 January 2007
School science roomsonce
The New York Times — Thursday, 23 November 2006
Some course requirementsonce
The New York Times — Friday, 3 February 2006