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12" pipes and 16 connectors in 4 shapes for endless building possibilities
10N/1000g Newton Force Meter Spring Scale
Concept after the Prussian meteorologist Prof
It has a movable protein molecule for free rotation in both longitudinal and lateral directions
Maintenance-free brushless DC motors
Specimen Brains of 5 Different Vertebrates Safety Shoes 12" pipes and 16 connectorsThis real specimen of Brains of 5 Different Kinds of Vertebrates have been embedded in plastic for observation and study. Preserved and encased in clear resin material. This display can be observed from every side to see details. Embedded Specimen is a good teaching tool for Nature Science. Premium Quality: 100% Biologically correct and used for professionals. If you need custom order with different sizes design, please contact us. Safely Packaged to
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