Flashlight bulbs–filament type Welcome to BFSU: › Forums › Volume Two › Learning Progression āCā: PHYSICAL SCIENCE, ENGINEERING AND TECHNOLOGY › Lesson C-13. Electricity I: Electric Circuits, Switches, Conductors and Non-Conductors › Flashlight bulbs–filament type This topic has 0 replies, 1 voice, and was last updated 5 years, 1 month ago by Bernard Nebel. Viewing 0 reply threads Author Posts March 18, 2019 at 2:56 pm #7499 Bernard NebelKeymaster A material you will need for this lesson, which is not easy to find, is the old fashioned filament type flashlight bulbs. They may be obtained at: https://www.amazon.com/PR6-FLASHLIGHT-BULB-P13-5S-BASE/dp/B004E4JTC8/ref=sr_1_3?crid=OG24CVBW74IE&keywords=flashlight+bulbs+replacement+2.4+volt&qid=1552933468&s=gateway&sprefix=flashlight+bulbs+%2Caps%2C120&sr=8-3 Author Posts Viewing 0 reply threads You must be logged in to reply to this topic.