Build Perception of Colors: Color paddles are a good teacher for children to enlighten, in the process of play to constantly build up the recognition of color. Superior Texture: Color filter is constructed from resin. It is dirtyproof, harmless without sharp edges, and will not cause any harm to the human body. Blend Color: Different colors of paddles for color will form new colors by overlapping them together to help children explore more color combinations. Develop Kid's Imagination and Curiosity: Color paddles for learning color mixing can help your kids learn some color knowledge as an educational board and motivate child's imagination and curiosity. Perfect Gifts: Color paddles for science are the perfect gift for Christmas, birthdays, Children's day, and any other festivals, and for your kids or their classmates.