... Item NO: YFS-SL-001 Description:Intelligence puzzles , DIY toy , Geometric picture , Geometric puzzle , Geometric jigsaw ... can be used as an infant enlightment eduuctional toys , such as identifying colors ,training their ... EQ. 3 . an be used as early learning toys,DIY toys , and jigsaw for kindergarten. 4 . baseboard ... of chilsren's hands , eyes and brain ,to accelerate brain development efficiency.