Moon Munchies 2 pdf - ER - NASA

The pieces of tubing should reach into the center of the“pots.” They should be glued securely. The teacher shouldmake sure the holes the students make are filled in withglue to prevent dirt and water from leaking out andcreating a mess.3MoonMunchiesPhotographicOverview ofUnitBoyThe syringes should be securely glued to the pieces of tubingonce the chambers are made and the students feel theirwatering systems are working properly. Some of the tubingand syringes will be on the outside of the chambers.BoyElectrical SystemThe teacher needs to remember that while students arecreating their electrical circuit, there is not one correctway. It does need to be a complete loop, but students canconnect parts differently. Some students will attach a longerwire to one of the battery holder wires, while some willconnect that same battery wire directly to a push pin. Thelayout below is not in any particular order. Some studentswill purchase their wire firstand then strip it. Others maypurchase their light socketsand wood first and markand drill the holes. Studentsshould be permitted to createtheir circuits in their own way.BoyStudents should measure and cut two pieces of wire. Thelength of the pieces should be determined by the placementof their lights in their lunar growth chambers and the placementof their battery holders and switches.GirlElementary School; NASA Engineering Design Challenge: Moon Munchies