While a classroom is different from a startup, certain mindsets and strategies translate well: vision, agility, the right tools, creative thinking, and recognizing individual strengths.
The benefits that the Agile Manifesto has generated, not just in project management, but throughout the organization has been remarkable. This article is a good read for all responsible for their team, division or organization vision and strategy.
Be Agile and Nimble, really is part of Continual Improvement, which will benefit any team, no matter how small.
It is amazing how many organizations react to tight budgets by sending the message to their staff not to even request new tools, and yet, these tools are the source of increased productivity and innovation.
This one is worth the read.