It falls short on your 3d request, but for someone new to things I'd go down the pico-8 rabbit hole.
There are some really spectacular (given the limitations) 3d games, but they're the exception. However, the IDE is built-in, it's basically lua, and you can load/view/edit the source code for all the published games.
There are some really spectacular (given the limitations) 3d games, but they're the exception. However, the IDE is built-in, it's basically lua, and you can load/view/edit the source code for all the published games.
https://www.lexaloffle.com/pico-8.php
Some newcomer-friendly tutorials: https://nerdyteachers.com/PICO-8/Bitesize_Games/