Organic and inorganic chemistry peg pack, A selection of pegs for building inorganic and organic compounds. Contains 72 pegs (24 radial, 12 polar and 36 tetrahedral)
Molecular Modelling set, Basic Inorganic and Organic Chemistry, Hard plastic case, Standard size, Consists of 54 balls of various colours and 24 links, 64 Pieces, Carbon-12, Hydrogen-24, Oxygen-6, Nitrogen-6, Chlorine-2, Sulphur-2, Bromine-1, Iodine-1