Rubikores, puzzle of cards

Rubikores, test your mental dexterity making trios.

The goal is to find sets of cards in a certain time. Improves the calculation and mental agility.

Each card has a design with 4 characteristics:

Shape:

- Megaminx (Pentagon)

- Piraminx (Triangle)

- 4x4 (Square)

Color:

- Red

- Blue

- Green (or Yellow)

Filling:

- Empty

- Filling

- Grated

Number (of elements):

- One

- Two

- Three

A valid trio will be formed by cards whose characteristics are the same or different.