How do you close the gap between I wonder and I know? You make a prototype. A prototype is a tool that gives you a chance to investigate your ideas and explore what could, should, or would come next, ...

Opinions expressed by Entrepreneur contributors are their own. Amazon Fire Phone, Google Glass, New Coke and Nintendo’s Virtual Boy: What do all these products have in common? They didn’t sell.

Behind every successful innovation lies one indispensable step: prototyping. When overlooked, it becomes the root of miscommunication, wasted resources, and underwhelming product rollouts. But when ...

One of the most daunting things you can do as an entrepreneur is stare at a blank piece of paper. It's also, however, the most important. Taking time to visualize your product and its various use ...

Ryan Gray is Co-Founder and CEO of SGW Designworks, a product engineering and design firm featured in The Lean Startup. It’s very common for a prospective client to come to our product development ...

Opinions expressed by Entrepreneur contributors are their own. Working on a new product is always an exciting and risky process, even when you have all the data suggesting that the product is a win.