1, the size of pieces, not different sizes, can not be too big or too small. The provisions of 2.7 to 4.0CM, special children's game, too much chess pieces, affecting chess.
2, checkerboard. Light or white. Keep the edge. Bottom line to have a digital logo.
3, when placing the pieces, the red is generally the podium.
4, the size of chess pieces paired with each other, both color and font specifications.
5, demo chess board request red square at the bottom.
6, before the game player to check the number of pieces and placing themselves, after the game, the players should consciously return to the pawn state.