How Many Blocks?

Extremely Easy Manual. No instructions are required. Only fingers and eyes are enough. Various World Lists. There are 6 worlds like ‘RUBY', ‘DIAMOND', ‘SAPPHIRE', ‘AQUAMARINE', ‘EMERALD' and ‘TOPAZ'. Let's enjoy each world's. Fun element. 

 Checking Ability. Your IQ, EQ, YQ, etc can be evaluated. Time-Attack Mode.