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Scratch - Tubular Crayon Scratch
| Manufacturer: | Scratch |
| Product Type: | Scratch |
Reviews
- Scratch Tubular Crayon By Greg Lane
( Contributed - by Greg Lane - 09/17/05) Brief: My Tubular Crayon is a single stage HPR rocket using parachute recovery. It is based on the RalphCo type Crayon Bank 4 inches in diameter and 35 inches long. I found the banks on sale at Toys R Us for $5.99. I decided to use tube fins instead of the usual clear fins. Construction: The six tube fins are made from two extra crayons. ...
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