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HTML Exercises Many chapters in this tutorial end with an exercise where you can check your level of knowledge.

SQL Tutorial SQL is a standard language for storing, manipulating and retrieving data in databases.

Learn JavaScript The Programming Language of the Web JavaScript is easy to learn. This tutorial covers everything from basic JavaScript up to the latest 2025 version. Start learning JavaScript now »

Python Exercises Many chapters in this tutorial end with an exercise where you can check your level of knowledge.

This tutorial follows Bootstrap 3, which was released in 2013. However, we also cover newer versions; Bootstrap 4 (released 2018) and Bootstrap 5 (released 2021).

Go through the tutorial yourself before teaching the students. This way you will be able to relate to the problems that students might face. Use videos or short coding challenges. Focus on the core …

We recommend reading this tutorial, in the sequence listed in the left menu. C++ is an object oriented language and some concepts may be new. Take breaks when needed, and go over the examples as …

C# Exercises Many chapters in this tutorial end with an exercise where you can check your level of knowledge.

Bash Exercises Many chapters in this tutorial end with an exercise where you can check your level of knowledge.