This resource is a Valentines Day themed engineering challenge project where kids design, create, and test catapults or slingshots using the engineering design process. This 14-page resource includes a reading, teacher and student instructions, posters for behavior expectations, and more. This resource includes:An 14-page pdf formatted resource that includes:3 pages of Student Worksheets that guide students through the design process2 pages of teacher instructions1 page of student instructionsa