PUZZLE ALGO for iPad 1.1
The power that you think about is trained by playing.
"PUZZLE ALGO" is card game that the arithmetic Olympics committee jointly
developed with the arithmetic workshop of The University of Tokyo.
A basic rule is simple. The card with small number is put left. The card
with large number is put right. However, if the number is the same, the
black is small. You reason the place of the card according to the Argo