Spring-Loaded Projectile Launcher Kit with Paper Tape Subcategory_Erlenmeyer Flasks 5-inch stem

5-inch stem

with a suspension-loop bucket and hook-ended cylinder extending to 16cm overall

Colloidal ferrofluid of sub-10nm magnetic nanoparticles in a 50mL bottle that forms peaked spike patterns in a magnetic field

Graduated acrylic tube 40

Double-vessel copper calorimeter set with a 75 by 50mm inner cup on cork supports inside a 100 by 75mm outer shell and a slotted lid

Spring-Loaded Projectile Launcher Kit with Paper Tape Subcategory_Erlenmeyer Flasks 5-inch stemSpring loaded projectile launcher kit in aluminum with steel latches, firing from 2 to 10 feet across adjustable launch angles and compressions, shipped with a paper tape measure for range work.