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Mola Structural Kit 1 | Magnetic Modular Kit For Engineering And Architecture Education | 122 Pieces + Practical Guide

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Mola Structural Kit 3 | Magnetic Modular Kit For Engineering And Architecture Education | 205 Pieces + Practical Guide

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PATHFINDERS Medieval Catapult STEM Building Kit | Wooden Catapult Model | Mechanical Engineering, Physics & Historical Siege Project

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Thames & Kosmos Structural Engineering Bridges & Skyscrapers Science Kit: Educational Toy For Kids Grades 3-8

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Thames & Kosmos STEM Experiment Kit Architectual Engineering Sealed Box

Thames & Kosmos Architectural Engineering STEM Experiment Kit 26 Experiments

Thames & Kosmos Architectural Engineering Experiment Kit

Thames & Kosmos Structural Engineering: Bridges & Skyscrapers | Science & Engineering Kit | Build 20 Models | Learn About Force, Load, Compression, Te

Thames & Kosmos Intro To Engineering: Educational Science Kit For Kindergarten To 2nd Grade

Snap Circuits Light Electronics Exploration Kit | Over 175 Exciting STEM Projects | Full Color Project Manual | 55+ Snap Circuits Parts | STEM