I think that creating of your own ToDo List app is something like a HelloWorld for those who have already managed to write the exact HelloWorld More on reddit.com

There are two ways to go about this To practice code challenges: you have already listed the websites that help practice those. As for how beginning-friendly they are; do you know data structure and algorithm? You can find good courses to learn that using Javascript To practice building web apps and websites: There are lots of resources that have a list of beginning-friendly web or app. This is an example of a github that has such projects. More on reddit.com

Sounds you're lacking programming knowledge not actual js experience. Try looking for books or courses about programming in general, like data structures, algorithms, oop, etc. Those tools will level up your game 100% More on reddit.com

Some learning resources include: https://www.freecodecamp.org/ https://www.theodinproject.com/ https://developer.mozilla.org/en-US/docs/Web Some practice resources include: https://codepen.io/ Freecodecamp and Mozilla developer network include javascript practice in the browser. You can also right click on almost any website and select inspect, then click on console. This is a full javascript editor and you get access to all the loaded html on the page you are inspecting. This is a good place to try querying html elements, saving elements in javascript variables, and editing somethings about them such as the text or styles. More on reddit.com