Rubik's cube introduction for a Coderdojo event. https://scratch.mit.edu/projects/300540659/

1. Coderdojo @ CaFoscari
Coding

5. Rubik’s cube
Cubo di Rubik

6. Summary
● History (storia)
● Features (caratteristiche)
● Notation (annotazione)
● Rubik’s cube levels solution (soluzione a strati)
● Algorithms for solving each level (algoritmi per risolvere ciascun livello)

7. History - mechanical puzzles
● Ernő Rubik (1944), Hungarian inventor and architect

8. History - mechanical puzzles
● Ernő Rubik (1944), Hungarian inventor and architect
● Rubik’s cube, 1974

9. History - mechanical puzzles
● Ernő Rubik (1944), Hungarian inventor and architect
● Rubik’s cube, 1974
● Rubik’s snake

10. History - mechanical puzzles
● Ernő Rubik (1944), Hungarian inventor and architect
● Rubik’s cube, 1974
● Rubik’s snake
● Rubik’s magic

11. History - initiatives
● Beyond Rubik's Cube
● Rubik Learning Initiative
● Judit Polgar Foundation
● Problem solving at a young age

12. Rubik’s cube

13. Features

14. Features

15. Notation
Corner
Edge

16. Notation
Corner
Edge

17. Notation
L R X
D U Y
B F Z
movement
clockwise

18. Notation
L’ R’
X’
D’ U’ Y’
B’ F’ Z’
movement
anticlockwise

19. Rubik’s cube levels solution

20. Rubik’s cube levels solution

21. Rubik’s cube levels solution

22. Rubik’s cube levels solution

23. Rubik’s cube levels solution

24. Algorithms for solving each level
● some Edge algorithms
● Corner algorithm (sexy move)
● Go to
○ Scratch presentation
○ Notation summary
○ Algorithms summary

25. Edge algorithm

26. Edge algorithmt

27. Edge algorithm - Pay attention to white cross
U’ R2

28. Edge algorithm - Pay attention to white cross
U’ R2

29. Edge algorithm

30. Edge algorithm - Pay attention to white cross
R U R’

31. Edge algorithm - Pay attention to white cross
R U R’

32. Corner algorithm

33. Corner algorithm - Sexy Move
R U R’ U’

34. Corner algorithm - Sexy move
RUR’U’ RUR’U’

35. Algorithms for solving each level
● some Edge algorithms
● Corner algorithm (sexy move)
● Go to
○ Scratch presentation
○ Notation summary
○ Algorithms summary