Amazing Rubber Band Cars: Easy-to-Build Wind-Up Racers, by Mike Rigsby

By Mike Rigsby

Combining enjoyable and interactive actions, this advisor could have young children captivated for hours developing really good racing autos with the fundamentals of purely rubber bands, cardboard, and glue. those uncomplicated directions with templates permit budding engineers to achieve hands-on event as they examine not just tips on how to construct a simple racer, yet easy methods to make alterations reminiscent of aluminum foil axle bearings, steerage mechanisms, hinges, cam shafts, and wheels made from outdated CDs. This helpful source has step by step directions for creating a simple rubber-band version, a railroad push-car, and a high-speed racer. different specific initiatives contain Oscar the guffawing Clown, which has a jaw mechanism that opens and closes whilst it strikes, and see the puppy, which has a relocating tail. teenagers also can tips on how to construct a rubber band motor vehicle large enough for a human. Exploring wheels, bearings, and friction, youngsters will research not just tips to make quick racers but in addition the technology that makes the method work.

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

Example text

Your finished Distance Car should look like this. To wind the car, slowly turn the rear axle. The pulley should turn along with the rear axle. As the pulley turns, be sure that the rubber band is turning—sometimes you have to use your fingers to keep the rubber band from slipping on the first rotation. When fully wound, at the point where the fishing line is wrapped around the rear axle, this car will travel at least three times as far as the Basic Rubber Band Car. 01 (001-056) chapters 01-07 28 9/7/07 1:39 PM Page 28 Amazing Rubber Band Cars Decorating the Car Materials and Tools Light and dark blue acrylic paint Ocean-themed stickers Wiggle eyes Paintbrushes Here is just one idea for decorating your Distance Car—a fish in the ocean theme.

01 (001-056) chapters 01-07 46 9/7/07 1:40 PM Page 46 Amazing Rubber Band Cars Decorating the Car Materials and Tools Acrylic paints Paintbrushes Water Markers Use paint, markers, and your imagination to decorate your railroad push car. Here is one possible design. 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 47 Hole Top Floor 6A Push Rod (trace two) 6C Little People (trace two) 6D End Cap (trace two) 6B 47 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 48 Hole Lifter Bar 6E Use Hole Punch 48 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 49 Special Wheel 6F Holes Hole Wheel (trace five) 6G 6H Washer Hole 49 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 50 This template is not to scale.

Redraw using the measurements shown, or photocopy at 125%. 1′′ 31⁄8′′ End Cap 6B ⁄8′′ 7 4′′ 5 ⁄2′′ ⁄4′′ 1 3 11⁄2 ′′ 21⁄4′′ 35⁄8′′ 21⁄8′′ 11⁄8′′ Side Rail (trace two) 6I 11⁄2 ′′ 11⁄2′′ 21⁄4′′ 21⁄8′′ 31⁄2 ′′ 11⁄2′′ ⁄4′′ 3 50 01 (001-056) chapters 01-07 9/7/07 1:41 PM Page 51 7 Oscar the Moving Clown’s Body In this chapter you build a two-wheeled car that will serves as the body for a “robot” clown—Oscar. Materials and Tools 1 ⁄ 8 -inch-thick corrugated cardboard Scissors Round pencil White glue 4 C-cell batteries 2 rubber bands 51 01 (001-056) chapters 01-07 52 9/7/07 1:41 PM Page 52 Amazing Rubber Band Cars Copy the templates from pages 55 and 56 onto cardboard.

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