How to make Personal Safe and Saving Money

How to make personal safe and saving money from cardboard. I hope everyone like this idea. Thank you for watching!! Please subscribe to get more interesting videos:    / @minigear168   You need: DC motors Cardboard Coca-cola can Battery and battery connector wire Rubber band Plastic gears Ice-cream stick BBQ bamboo stick Pens Bicycle spoke Cardboard Measurement: ===================== (cm = centimeter) 17cm x 18cm = 3 pieces 27cm x 18cm = 4 pieces