On our currently in use shelf by young and not so young:
Spot It Jr and Spot It
Tell Tale and Tell Tale Fairy Tale
Boggle Jr (uses letter dice and you match letters to a card with word and picture)
Pictureka
Scrabble Jr – one side blank board other has words and you match tiles.
Dominoes
Qwirkle
Chess
Rat a Tat Cat
Othello
Exact Change (similar rules to Uno but an option to make exact change with multiple cards too, great for learning money)