Density Set - Aluminium, Set of 12 aluminium cylindrical bars of different length but the same diameter. Students learn that the density of a substance is constanteven as its mass and volume change. Comes in an attractive wooden holder
Banana Plug/Alligator Clip Cord, 24in, Flexible, 18 gauge (SWG) stranded wire cord with a stackable banana plug at one end and an alligator clip at the other end, Alligator clip has a protective vinyl sheath, 3 red, 3 black