Harvard Business Review cases and research: useful for economics, entrepreneurship, business education and management courses.
Patatap: Musical and visual brain break
Keva wood blocks: a fun, unstructured hook
Slideshare: pre-made lesson slides.
Piktocharts: this provides templates for creative and unique infographic displays.
EdPuzzle: an amazingly practical app that integrates quizzes and comments into videos.
The Money Belt (for Accounting and Money Management courses):
http://www.themoneybelt.gc.ca/theCity-laZone/eng/login-eng.aspx?et=1
Futurpreneur: resources for business plans and social enterprise: http://www.futurpreneur.ca/en/resources/social-purpose-business/infographic/infographic-what-is-social-purpose-business/
Truth and Lies game: a fun one to get to know students. Multitude of variations, the premise being that a teacher (or peers) has to guess if something is true or not about a student.
Voki.com: Talking avatars. These are fun for long passages of text (the weirder the character, the better for keeping the attention of students).