Step-by-step Video

Some Tips:

Step 4: 在膠樽上鑽孔 Drill holes on bottle


When measuring the position of the wheels (center point) on the bottle, measure from the edge of the cut opening from the top using a ruler and a marker pen.


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Ms. Angie Zhou

Education Specialist

Massachusetts Institute of Technology

Angie Zhou is an Education Specialist at MIT App Inventor. She was the founder and CEO of Dreams Come True in Shenzhen, where she developed online coding courses for kids. She also has previous curriculum development, teaching and staff training experience at First Code Academy in Hong Kong.