(1) Add a Light Effects block and set the bot's light color to match the line. Get Ozobot to trace the line shown in the Bot Simulator on the right.It is an excellent tool for project-based learning activities, with the potential for collaborative, innovative. After introducing block coding software, students can explore programmable devices such as the Microbit, a small open source piece of hardware boasting movement sensors, two programable clickable buttons and twenty-five led lights.