Mozilla is relaunching its new
Thimble online code editor, an upgraded tool for teaching and learning web literacy in a simple, hands-on and visual fashion. Thimble is an online code editor that makes it easy to create and publish your own web pages while learning HTML, CSS & JavaScript. Thimble lets users to write and edit HTML, CSS, and JavaScript on the left side of their screen, and watch their code come to life on the right. Learners can start with simple remixes, changing words and images on a page to familiarize themselves with code and build confidence. Learners can also work their way toward creating entire web pages from scratch. Thimble is free and open source.