Those games are Solitaire and Tic-Tac-Toe, and searching for either phrase on desktop or mobile through the Google app will bring up games you can play right there in your browser.

'Tic-Tac-Toe' is a simple game in which players alternate between placing circles and crosses in a 3x3 grid, and if they line up three of the same marks in a straight line, they win. However, if ...

"Using this mechanism, we created the world's smallest game board for playing tic-tac-toe, where every move involves molecular self-reconfiguration for swapping in and out hundreds of DNA strands ...