Designed by Robert by Robert https://padlet.com/DrBob/xuqggrnoswpi Here are a number of design documents I am happy to share with others. en-us 2018-06-04 12:06:09 UTC 2025-09-28 00:00:51 UTC hello@padlet.com https://padlet-uploads.storage.googleapis.com/294912428/d766410bffa28792675d6e3b4200a4b5/My_Owl_300__.jpg The documents below describe how to make cardboard rockets and a launcher powered by a vacuum cleaner. You may copy the documents and modify the designs but you use them at your own risk. DrBob https://padlet.com/DrBob/xuqggrnoswpi/wish/265476292 2018-06-04 19:12:53 UTC https://padlet.com/DrBob/xuqggrnoswpi/wish/265476292 How to build the launcher DrBob https://padlet.com/DrBob/xuqggrnoswpi/wish/265487001 2018-06-04 20:18:00 UTC https://padlet.com/DrBob/xuqggrnoswpi/wish/265487001 How to build your rocket DrBob https://padlet.com/DrBob/xuqggrnoswpi/wish/265487207 2018-06-04 20:19:20 UTC https://padlet.com/DrBob/xuqggrnoswpi/wish/265487207 Rocket Template DrBob https://padlet.com/DrBob/xuqggrnoswpi/wish/265487407 2018-06-04 20:20:32 UTC https://padlet.com/DrBob/xuqggrnoswpi/wish/265487407