There is no scientifically proven method to make your tongue longer. However, some people believe that certain exercises or techniques can help to make the tongue appear longer or more flexible. These exercises typically involve stretching the tongue or performing tongue twisters.
There is no evidence to suggest that any of these exercises or techniques can actually make the tongue longer. However, they may help to improve tongue flexibility and range of motion, which can be beneficial for activities such as singing or playing wind instruments.