Interesting tool to create games is https://www.construct.net/

This www.construct.net is worth exploring. Here is a nice tutorial on Youtube to start with.

Let`s draw together with aggie.io

Another tool to create drawnings together. Try https://aggie.io/

Experiments and other weird things

experiments.withgoogle.com contains many experiments. Interesting and strange stuff. Worth checking.

Vote with mentimeter.com

http://mentimeter.com/ is a handy tool for voting etc. It creates word cloud.

Drum machine

There are many drummachines online. https://drumbit.app/ sounds good

Incredibox is a kind of a choir. Add hats and you add music. Fun .

Have a little teckno on your own

Dj sonic mixer is a nice tool to create your own techno music. You´ll get hooked !