1. Size: about 7.5 x 7.5 x 7.5 cm
2. Brain teaser puzzle for adults and games kids for think fun games.
3. Help people exercise logical thinking and hands-on ability, improve spatial imagination and creative thinking.
2. Brain teaser puzzle for adults and games kids for think fun games.
3. Help people exercise logical thinking and hands-on ability, improve spatial imagination and creative thinking.