How to Make a 2 Liter Bottle Rocket Launcher
After over 20 years of service and thousands of rocket launches, it is time to retire my old rocket launcher and make a new one. This device is used in my classroom as part of my rocketry unit. We study rockets and then build and launch pop bottle rockets as a culminating activity. It is run using...By: squared59
Continue Reading »
from Instructables: exploring - featured https://ift.tt/2GdmziY
via IFTTT