Activity (Hands-On)Grades 6 - 8
No Valve in Vain
Materials List
- scissors
- waterproof tape (such as duct tape, electrical tape, etc.)
- flexible plastic tubing (2-in diameter and 4-in length per student)
- flexible plastic sheets (flexible binder type of material, 12 in x 12 in piece per student)
- foam sheets (1/4-in thick, 12 in x 12 in piece per student)
- modeling clay
- wire
- pipe cleaners
- beakers or measuring cups, for pouring the water
- buckets (or sinnk), for catching water
- paper towels, sponges or cloths, for wiping up spills
- Heart Valves Handout (PDF), one per student
- example prosthetic heart valves (try to obtain from local hospital or biomedical department of a university; alternatively, find images, schematics and/or animations of artificial heart valves, such as the photographs shown below, or via Internet search of "artificial heart valve" or "prosthetic heart valve")
Copyright Stif Komar 2006, CC BY-SA 3.0.
Copyright Stif Komar 2014, CC BY-SA 3.0.