Encourage scientific curiosity, exploration, and student-led interests! This Slinky Experiment #167 "Electric Bell" kit provides the instruction and supplies needed to build your own 3-in-1 (bell, buzzer, and telegraph) electric bell. Discover the science behind how electromagnets cause a bell to make noise, how telegraphs work, and how to create an electric buzzer. Ages 8 & up.
This Kit Includes:
1 base 1 bobbin 1 u-bracket 1 plastic support 2 plastic battery straps 1 magnet holder 1 contact adjusting screw 4 battery terminals 1 magnet wire 1 sandpaper 1 bell 1 screw 1 screwdriver 1 compass needle 1 metal flipper 1 bell hammer 1 paper clip 1 pushbutton 1 cover 1 spring 1 contact 2 contact terminals 1 12-page instruction booklet
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