Simple and Cute DIY Valentine Gifts for Teenage Couples. Simple and Valentine’s Day is simply an occasion to tell your significant other, how unique and special their existence is and you could not be more grateful for it. But simply verbally claiming it would not be enough and you would need to show it off with some amazing treats and presents, so they will know for sure that they are indeed highly valued by you. Valentines Day Gift Ideas for Teens Below are some amazing ideas that you can try this valentines day to win his or her heart. #15