Amazing Rubber Band Cars: Easy-to-Build Wind-Up Racers, Models, and Toys

Amazing Rubber Band Cars: Easy-to-Build Wind-Up Racers, Models, and Toys — page 5
doesn't mean you can't use these materials You should think of this book as a guide a starting point When you see how your car works try using differ ent materials and modify the designs to make them your own When gluing corrugated cardboard most pieces will stay together after about 30 seconds of holding them with your fingers White glue needs about 30 minutes to dry completely if you don't wait long enough your pieces may pop apart when you stretch the rubber bands If you don't want to wait 30 min utes give it a try earlier If anything fails you can always glue parts back together or make another piece Save your templates from all the projects in a large envelope so that they will not be damaged or lost when you want to build again Each template has been given a code to help you keep them straight The plans in this book attach the rubber band to the axle This keeps the rubber band with the car but it causes the wheels to stop turning as soon as the rubber band unwinds To maximize the distance that a car will travel the rubber band needs to release from the axle when its work is done thus allowing the car to coast ahead If you'd like to modify the design instead of attaching the rubber band to the axle you can wind the rubber band around the axle each time you wind the car An easy way to accom plish this is to hold the rubber band to the axle while