Response systems
Clicker response, classroom polls etc.
Similar to: Mentimeter, Socrative
Similar to Socrative, PollEverywhere
Collaboration tools
Mindmapping, brainstorming etc.
Lessons
Various tools for lesson planning, classroom flipping, video assessment
Learning environments
Versatile web tools (gradebooks, lesson plans etc.)
Complete virtual learning environment.
Edmodo helps connect all learners with the people and resources they need to reach their full potential
Data automation
Tools for data manipulation and automation
If This Then That is well worth taking a look at.
Language learning