MDF Wheel, 6mm thick fibre board, 34mm and come with drilled centre holes for 4mm dowel, There are also available in 54mm and 74mm or you can order a mix bag
Practi-Nitroglycerin* SL, for clinical training, simulated sublingual nitroglycerin pills provide a safe and realistic experience for students of nursing, paramedic, EMS and EMT programs, is critical when using a vasodilating agent, 125 sublingual tablets
Basic circuit kit, with a switch, (2) 'C' Batteries with Holders, (2) Light Holders, (5) Bulbs, and bulk wire for connecting, for a classroom or home experiment. One kit works well for a group of 3-5 students and demonstrates the pricinples of circuits and electricity