Train Whistle from Corrugated Card

This working Train Whistle is made from corrugated card with a set of thin card bellows.I'm sure you will find it fun to make! There is only one part to download, the template for the bellows is in the pdf file. The rest of the project is presented as a step by step how-to. Follow the instructio...
By: robives

Continue Reading »

from Instructables: exploring - featured http://ift.tt/2nup8U8
via IFTTT