6-Prong Thermal Conductivity Apparatus with Mixed Metal Prongs Glass Flasks_Erlenmeyer Flasks designed so seated students read

designed so seated students read the needle without parallax error from a steep viewing angle

Hand-cranked cam turning against both a straight follower and a lever follower

Three 6% chrome-steel horseshoes at 75mm

Three-limbed glass tube on a 61cm-scaled wooden stand with a pinch clamp on the center limb

5V tungsten-filament flash-lamp bulbs with E10 MES screw bases

6-Prong Thermal Conductivity Apparatus with Mixed Metal Prongs Glass Flasks_Erlenmeyer Flasks designed so seated students readSix pronged conductometer with 3. 75 inch sample rods in aluminum, brass, copper, stainless steel, and iron, comparing heat conduction rates through wax drops on each prong.