Interlocking puzzle pieces from each mat can be mixed and matched as per requirement and renders interactive playtime. These large and colorful puzzle pieces are very safe. It not only to protects your kid but also to protect against damage to floors. They are excellent play mats to keeps kids entertained and engrossed along with some active learning. They come in bright, assorted colors that can easily be rearranged and inter-locked. The puzzle pieces can even be used to build creative shapes. These alphabet mats help to create an even larger learning and play area mat! It is a great tool for kids because the removable pieces allow kids to develop motor skills, hand-eye coordination, logic along with reasoning and visual sensory growth. This toy is suitable for children who are above three years of age.