Offline Activities
Colouring Pages
Del provides printable, Creative Commons licensed coloring pages for grown ups on her Free Colouring Pages and also sells a coloring book and a digital book on how to draw mandalas yourself.
Solitaire
Often called 'Patience,' more than 150 Solitaire games have been devised.
Knitting and Crochet
The Craft Yarn Council guide to getting started with knitting and crochet.
Calming Crafts
The Sea Lemon youtube channel offers tutorials on making lots of different crafts, often related to paper crafts and organizational tools. the video linked here is focused on calming crafts, but her videos are soothing to watch on their own as well.
BoardGameGeek
This site contains hundreds of board and card games you can download and print, many of them for free.