Teemo watch (TW) is a smart watch designed for children from age 3 to 6. Compared with similar products on the market, TW adopts the emotional design method by introducing fairies and candies into the design. This innovative feature helps to create an emotional bond between the child and the watch, which makes children more willing to keep wearing it. As a result, children will be able talk to their parents anytime through TW. This enables parents to keep up with the communication with their children, which is especially valuable for people with busy working schedules in todays society.