AS my Year 7 students use Scratch if beginners I think App Inventor will be a good way of extending those who are tied of Scratch. It may even lead to the use of Python based AppLab. Here is an example of one of my students Cybersafe Apps. https://studio.code.org/projects/applab/T4Cb5o3jM_WXmG97isHatJuhkZwEBjudkHffPiMdmRQ