Preparing For Prototype Presentation

The prototype presentation is this week so I need to edited my scan photos of the prototypes. After I scanned them you could barely see what they were. Therefore I used the editing technique we learnt in class with the threshold and curves tools in Photoshop. However they were still not clear enough after editing them so I opened each of them in Photoshop and created a Photoshop version of them. Here are the edited versions: