Links to great quality, free coding resources, below. Feel free to try them all, 

...and see what you like. 

They are all worth a look, 

and not listed here in any particular order!

Code Club World is a child-centred approach to coding. It teaches general coding skills, along with, Scratch, Python, and more.

https://codeclubworld.org/

Scratch kids coding application. You can run Scratch 3 from your web browser (Firefox, Edge, Chrome, Safari), or you can install it on your device:

https://scratch.mit.edu/

https://scratch.mit.edu/download

Scratch Junior - Learn coding on iPad / Android tablet / Windows (for younger learners, aged 5+ )

https://www.scratchjr.org/ 

Scratch JR for Windows PC - Community Build

Exercism - Learn coding - (for older learners to adults)

'Exercism is fun, effective and 100% free, forever. We're here to help everyone get really good at programming, regardless of their background. We want to share our love of programming, and help people upskill as part of their upward social mobility. 

https://exercism.org/

Blockly games (older learners - adult)

Educational games that teach programming. Designed for children who have not had prior experience with computer programming. 

https://blockly.games/

Microsoft MakeCode Arcade

Coding and simple gaming. Similar to other resources, like scratch, but allows easy access to text coding, and gaming style graphics too.  This is a really great resource teaching programming! (It is online only though, so not ideal if you have limited internet data or a weak connection).

arcade.makecode.com/ 

Pico-8 retro game coding environment with tutorials online. 

https://www.pico-8-edu.com/

(a paid version is also available with even more features)

TIC-80 (similar) retro game coding environment with tutorials online.

https://tic80.com/create

(The full version is available for free)

Watch this space for more links!