Valentine’s Day STEM Challenge activities should be more than just a craft or activity to pass the time! Even if your kids don't exchange cards, you can use kindness cards to inspire your classroom community (included in resource). The basic premise:Individually or in partners/groups, students will design and build a uniquely talented bouquet of flowers! This STEM challenge actually contains four challenge prompts that can be taken separately or simultaneously in groups: Floating FlowersFluff