Microsoft Research, Microsoft DX and Community has open sourced tons of demos and hands on labs covering Data Science, AppDev, Azure, Cognitive Services, Data Lake, Big Data and much more. This is to equip the community with content to influence.
Azure Training Course
https://github.com/MSRConnections/Azure-training-course/tree/master/Content
Microsoft Imagine
https://github.com/MSFTImagine/computerscience
Technical Community Content.
https://github.com/Microsoft/TechnicalCommunityContent