FREE Valentine's Day Math Craft Printable - Kindergarten Worksheets and ... Valentine's Day Math Craft. Kids need lots of practice to have math fluency. So sneak in a little valentines day math with this fun addition math craft perfect for your valentines themes in February. This doubles as a valentines day math worksheet, a valentines day activities for kids, and a free printable math craft too.Your kindergartners, grade 1, and grade 2 students will love using this ...