# Lessons 1. Video: Quick intro to SPAs and Push state 1. Lecture/Demo: What is a SPA? 1. Lecture/Demo: What is Push State? 1. Lesson: What is routing? 1. Lesson/Code-along: Routing in Angular 1. Lesson/Code-along: URL Params 1. Lesson/Code-along: Nesting 1. Lesson: Summary 1. Lesson/Demo: APIs 1. Code-along: APIs 1. Lesson/Code-along: AJAX/Routing 1. Lesson: Summary 1. Code-along: Checkpoint!