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

By Mike Rigsby

Combining enjoyable and interactive actions, this advisor may have children captivated for hours developing impressive racing automobiles with the fundamentals of in basic terms rubber bands, cardboard, and glue. those uncomplicated directions with templates permit budding engineers to realize hands-on event as they examine not just tips to construct a uncomplicated racer, yet the right way to make changes similar to aluminum foil axle bearings, guidance mechanisms, hinges, cam shafts, and wheels made from previous 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 notice the puppy, which has a relocating tail. kids can also how to construct a rubber band motor vehicle large enough for a human. Exploring wheels, bearings, and friction, children will research not just tips on how to make quickly racers but additionally the technology that makes the method work.

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

Sample text

Materials and Tools Scissors Ruler Aluminum foil 2 round pencils 17 01 (001-056) chapters 01-07 18 9/7/07 1:38 PM Page 18 Amazing Rubber Band Cars Start with the cardboard car frame from chapter 1. Insert the scissors into the axle holes and rotate left and right to enlarge each until both are about 1⁄ 2 inch across. Take a piece of aluminum foil, about the size of a sheet of notebook paper, and fold it lengthwise, over and over in layers, into a strip that is about 1 inch wide. The completed strip should look like the photo here.

Redraw using the measurements shown, or photocopy at 125%. 1′′ Wheel (trace two) 5A Holes 8′′ 1′′ Holes 1′′ 1′′ 37 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 38 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 39 6 Railroad Push Car Materials and Tools 1 ⁄ 8 -inch-thick corrugated cardboard Scissors White glue Hole punch 3 round pencils Pushpin 2 large paper clips 2 rubber bands 39 01 (001-056) chapters 01-07 40 9/7/07 1:40 PM Page 40 Amazing Rubber Band Cars Copy the templates from pages 47, 48, 49 and 50 onto cardboard.

Be sure that the pushpin is at the bottom point of the special wheel and that the push rod, on top, is level. Now glue the upper hole in the lifter bar to the pencil. Let it dry. 01 (001-056) chapters 01-07 9/7/07 1:40 PM Page 45 Railroad Push Car 45 Glue the two little people to the upper floor, each facing the push rod from either end. Bend the paper clips loosely around the push rod and attach them to the little people, as shown in the photo. The paper clips are the little people’s arms. Attach rubber bands to the axle, just as you have on earlier cars, and your railroad push car is ready.

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