We did not understand what an optical ilusion is. So we visit a special museam that we have in Lisbon. Is the science and knowledge museam. And we enjoyed it a lot. In this museam, a special museam for children, everything has a scientific explenation. To know somwthing more about the activities of the museam go to:
http://youtu.be/m8_OodeqlR4
Here is what we learn...
Solutions: 1 - Art, 2 - Love, 3 - Dinosaur