Product DescriptionNEW! This now includes a digital (Google Slides) version for students to use!This print-and-go unit gives students the opportunity to learn about simple machines, force, and safety. Students will research simple machines, design their own playground, develop a 3D model, present what they have learned, then reflect on their learning. Unit Structure: The unit is designed with a cover page for easy photocopying as a workbook style unit. The unit is “print and go”. All workspace i