These activities can be used as fillers or to encourage creativity, discussion, and exploration.
A Google a Day - http://www.agoogleaday.com/
Jigsaw Explorer - https://www.jigsawexplorer.com/ - how to by Richard Byrne at https://youtu.be/yhDl390wzDc
Free Rice - learn new vocabulary and earn rice for those without food
Dollar Street - See how others live around the world
Google Arts and Culture - see amazing places and artwork
Wonderopolis - Curious? Find answers to your questions.
Visit a Zoo - Sandiego Zoo
Visit Yellowstone's Old Faithful
Pixar in a Box - how do artists do their work?