Programming

Like writing a story: https://twinery.org/2/#/

Make a little world: https://make.bitsy.org/

Learn about coding: https://code.org/student/elementary

Probably too complicated: https://www.pico-8-edu.com/

Visual Art

Pixel art and animation: https://www.piskelapp.com/p/create/sprite

Drawing app: https://kleki.com/

Music

Tracker-based music creation tool: https://www.beepbox.co/

Music sequencing toy: https://billiam.itch.io/sequence8

Blob Opera: https://artsandculture.google.com/experiment/blob-opera/

Games

https://www.abcya.com/

http://www.asahi-net.or.jp/~cs8k-cyu/browser.html

https://artsandculture.google.com/

https://itch.io/c/3538626/library-games

Homework Help

Math help: https://www.mathsisfun.com/

Multi-subject help for 3-5th grade: https://www.khanacademy.org/

Science

https://crescentloom.com/play/

Literacy

Media Literacy

Typing