Flexible bond, 90mm (double bonding), Packs of ten 90mm flexible bonds to represent double bonding, Use to supplement your Unit building sets or for building custom models
Unit VSEPR Orbital Black, Model electron orbital for use with the Unit system to show the theory of VSEPR and electron orbitals, Each pack contains 6 orbitals
Photosynthesis and Respiration Model Set, Fundamental processes in the flow of energy, Students build glucose and oxygen molecules at the giant chloroplast, Move the molecules to the mitochondria and reassemble them into carbon dioxide and water molecule
ATP and Cell energy Model Set, Includes: Carbon/Hydrogen/Oxygen/Nitrogen/Phosphorus atoms, Red links for high energy bonds, Gray links for single/double bonds, Illustrate that metabolic processes use ATP as an energy source/convert it back into inorganic phosphate/ADP