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Featuring a liquid filled luminous pointer
UPC: 613902929401
Lyme disease
Contains 10 addition and 10 subtraction questions for numbers up to 20
Each bottle includes 128 oz
Simple Machines Pulley Antimicrobial Featuring a liquid filled luminousMPN: 005646 UPC: 895452001367 When a cord is run over a pulley, the direction of the applied force is changed. This is a very useful principle in many different machines, and a basic principle that shows up again and again in physics classes. This device lets students explore and understand this basic principle. This classic wooden model offers children a basic concept of the laws of physics. Desktop sized. Key Features : i : Illustrate the principle
