Tigers

About Our Team

Our team is from grand rapids , Michigan, United States. We are from , and are in the 9-12 age category.

I built the windmill by myself.

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? finding the stuff to make it out of.

Wind speed - m/s (meters per second)Number of washers liftedMass lifted (g)Vertical distance moved (cm)
4.8076.00 50.00
Time to move that distance (s)Economic Efficiency (%)
8.0012.26
Materials used:
MaterialQuantityCost per ($)Total cost
Skewers/coffee stirrers/popsicle sticks00.250
String (per 30 cm)20.501
Plastic cups02.000
Foam cylinders01.000
T-pins00.100
Straws00.500
PVC pipes (set)03.000
Spools01.500
Corks01.500
Duct tape (per cm)00.500
Clear tape (per cm)00.100
Chipboard (per sheet)00.300
Index cards00.050
Construction paper/cardstock (per sheet)00.100
Dowels11.001
Balsa wood (per sheet)03.000
Coroplast (per sheet)03.500
Twist Tie10.100.1
Pop Can11.001
screw10.500.5
expo dry erase marker12.002
Staple10.100.1
dixie cup10.500.5
Total6.2