Balancing Act Set, Includes: 8 Black carbon atoms, 20 White hydrogen atoms, 26 Red Oxygen atoms, 26 Gray links for single bond, 32 Gray links for double bond, Makes learning to balance chemical equations fun and easy, Hands-on molecular models to simulate combustion reactions
Mitosis Model, Dimensions: approx. 60x40x6 cm3, Advantages: Chromosomes coloured according to modified AZAN staining colours, Cell components are colour-coded in accordance with educational aspects, Attaching magnets on the rear, Storage system, Enlarged 10, 000 times