Automobile Engineer, With durable storage case and illustrated storybook, Dimensions: 14.7 x 6.3 x 9.4, can build models of the 10 vehicles in the story. Large, colorful plastic building pieces make it easy for small hands to put the models together
Bonding and Structure Model Set, Immense help when learning organic chemistry, Has some very unique features, Among the 220 durable plastic components, there are a large variety of atom models with different orbital hybridizations, Has flexible and rigid links
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