Count Cubes 3D. makes brain up

Please count the number of cubes in 15 seconds!
It is a problem of the type in question, such as intelligence test of elementary and junior high school students.

- Stereoscopic
- Arithmetic
- Mental arithmetic
- Reflexes

It becomes the practice to train the ability of such.

Clear each level the percentage of correct answers
Level 1 80%
Level 2 80%
Level 3 80%
Level 4 80%
Level 5 90%
Level 6 90%

It is great if you clear the level 6! It might be cleared by training little by little every day?
I think that it or have set quite tight in the adult brain training is basic, but it will be game requires judgment and capacity computing power basic, but please try.

iq training