Feeling Scrabble Tile Surfaces Before Picking

Puzzle 7 of Famous Women in Science Hard Pack

Question is: Feeling Scrabble Tile Surfaces Before Picking

and the answer is: BRAILLING

Word Meaning:

BRAILLING — (colloquial) A form of cheating in the board game Scrabble, where a player drawing tiles from the bag attempts to feel their raised surfaces so as to choose specific letters.

Definitions from Wiktionary.