This is a fantastically well-put together LibGuide listing a bunch of different apps for different subjects, includes library resources as well. I would use this as another professional development resource, have students look at sites and apps that this Christopher Bean did such a good job of organizing and compiling.
Mussoorie International School is the Best Boarding School in India. In our School 500 STUDENTS, 100 TEACHERS, 50 CLASSES, 15 LABS. Our vision is to provide a platform for every individual to explore her hidden talent in the desired field. We have all facilities for to students learn and enjoy practical skills like a swimming pool, laboratory, library, Dormitory.
https://www.misindia.net/