Windy Windmill Winders

About Our Team

Our team is from Grand Rapids, Michigan, United States. We are from KCTC, and are in the 9-12 age category.

I am one person who made this windmill as a project for school.

Was a REcharge Labs MacGyver Windmills kit used for this project? No

What was the biggest challenge in trying to get your windmill to work properly? Get the blades blades to produce the most torque.

Wind speed - m/s (meters per second)Number of washers liftedMass lifted (g)Vertical distance moved (cm)
4.50205.00 91.00
Time to move that distance (s)Economic Efficiency (%)
61.0013.76
Materials used:
MaterialQuantityCost per ($)Total cost
Skewers/coffee stirrers/popsicle sticks40.251
String (per 30 cm)30.501.5
Plastic cups2.000
Foam cylinders1.000
T-pins10.100.1
Straws0.500
PVC pipes (set)3.000
Spools21.503
Corks1.500
Duct tape (per cm)0.500
Clear tape (per cm)170.101.7
Chipboard (per sheet)0.300
Index cards0.050
Construction paper/cardstock (per sheet)50.100.5
Dowels01.000
Balsa wood (per sheet)3.000
Coroplast (per sheet)3.500
Washers0.000
Plastic Dowels51.155.75
Rubber Band1.100.1
Plastic Dowel Connector 5.150.75
Pully 1.500.5
0
Total14.9