Impossible motion: magnet-like slopes
If you have guests for dinner, you can prepare the perfect drink, with some instructions from visual analytics: http://datavisualization.ch/showcases/inspirational-infographic-of-the-perfect-drink/
Buy a stronger whip. Change riders. Say things like, “This is the way we have always ridden this horse.” Appoint a committee to study the horse. Arrange to visit other sites to see how they ride dead horses. Increase the standards to ride dead horses. Appoint a tiger team to revive the dead horse. Create … Continue reading
In theory, there is no difference between theory and practice. But, in practice, there is. Jan L.A. Van de Snepscheut
Do you like geometry? Do you need a new vision about it for your pupils? I think is very useful this video: