This is a super cute and fun reward system to use in your online ESL classroom or VIPKID classroom during the Valentine's day holiday! Who doesn't love dinosaurs!? When your student does a good job, they earn a new prehistoric dino heart! Don't forget to count them at the end to review numbers! What a great valentine, and there are 20 different hears to choose from featuring dinosaurs of all kinds, shapes, sizes and colors.