Presentation on untied fixed pointsThe linked slides present the background mindset. The exercises linked from the slides reveal the full power of the concept. | 
                    
                        
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                        Flat representation of Rubik's cubeWhat if you could view all sides of the Rubic's cube at the same time? | 
                    
                        
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                        Walking robotsVarious experiments with building walking robots. Includes instructions. | 
                        
                             
                        
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