The kit includes the following items:

• Mixed gears (Sizes: 50 tooth, 40 tooth, 20 tooth, & 5 tooth)
• Dowels (350mm x 5mm)
• Hole Plates
• Stop Clips

Check out our Gear Ratio Activity here. 

Age Range 3rd-5th grade 6th-8th grade 9th-12th grade All ages

Equipment Type Activity kits

Focus Area Wind energy

Program Area KidWind Challenge