Sometimes ideas that seem great on paper just don’t work quite so well in the real world. Find the bag in your activity kit and see if you can spot problems in the pictures that could have been avoided with prototyping and testing. Now look back at your own project. Is your design as easy to use as you think? Did you test it rigorously enough to discover any unintended things that might happen? Submit your thoughts and reflections here to earn the Sesame Street Badge. Hover over the badge on your team page to learn how research and testing shape what viewers see on Sesame Street.