1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
A
B
C
D
A
B
C
D
Memory Shaper
Observe. Rebuild. Compare.
Difficulty / Shape count
1
2
3
4
5
6
7
8
3 shapes
Piano on
Better
memory
brighter
ideas
1
Memorize
→
2
Rebuild
→
3
Results
Reference
Your reconstruction
