⭐ NGSS Aligned STEM Activity | Printable, Digital, & Fully Editable | Updated for 2026Engage your students with this high-interest engineering challenge where they explore air pressure and forces. In this hands-on lab, students build an air jack using a zip-top bag and a straw to use their own breath to lift a heavy book off the table. It is the perfect addition to any Elementary Physical Science, Matter, or Forces and Motion unit. Designed specifically for 3rd grade, 4th grade, and 5th gra