Model Hominid Tools from East Africa, 1.5-1.2 MYA, set of 6 Oldowan and Acheulean artifacts includes hand axes, choppers, a cleaver and spheroid tool from East Africa.
Orbit Iodine atom, Ia, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Univalent, Color: Green
Epidural and Spinal Injection Trainer, Dimensions: 45 x 35 x 24 cm, functions: epidural anesthesia using the loss-of-resistance and the hanging-drop technique, spinal anesthesia with realistic resistance of the dura and arachnoid mater
Orbit Nitrogen atom, Ha, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Nitrile, Color: Blue
Model, Carbon Collection Crystal, Set of 3, consisting one of each model, Diamond, Graphite and Buckminster Fullerene, Dimensions: 36 x 36 x 12 in, Weight: 15 lbs