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Stem Model enginediy | Skymech 1/20 Turbofan Engine Model Kit - Build Your Own Turbofan Engine That Works - Ws-15 Diy Turbofan Frighter Engine 150+PcsStem Model enginediy | Skymech 1/20 Turbofan Engine Model Kit - Build Your Own Turbofan Engine That Works - Ws-15 Diy Turbofan Frighter Engine 150+Pcs
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Experiment Model

Stem Model enginediy | Skymech 1/20 Turbofan Engine Model Kit – Build Your Own Turbofan Engine That Works – Ws-15 Diy Turbofan Frighter Engine 150+Pcs

$79.00
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Stem Model enginediy | Skymech 1/20 Turbofan Engine Model Kit - Build Your Own Turbofan Engine That Works - Ws-15 Diy Turbofan Frighter Engine 150+PcsStem Model enginediy | Skymech 1/20 Turbofan Engine Model Kit - Build Your Own Turbofan Engine That Works - Ws-15 Diy Turbofan Frighter Engine 150+Pcs
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Engine Model

Stem Model enginediy | Skymech 1/20 Turbofan Engine Model Kit – Build Your Own Turbofan Engine That Works – Ws-15 Diy Turbofan Frighter Engine 150+Pcs

$97.44
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Stem Model enginediy | Skymech 1/3 Turbojet Engine Model Kit - Build Your Own Turbojet Engine That Works - Wp-85 Turbojet Diy Aircraft Engine Model 100PcsStem Model enginediy | Skymech 1/3 Turbojet Engine Model Kit - Build Your Own Turbojet Engine That Works - Wp-85 Turbojet Diy Aircraft Engine Model 100Pcs
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Engine Model

Stem Model enginediy | Skymech 1/3 Turbojet Engine Model Kit – Build Your Own Turbojet Engine That Works – Wp-85 Turbojet Diy Aircraft Engine Model 100Pcs

$96.03
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Stem Model enginediy | Skymech Mini Turbojet Aero Engine Gasoline Kerosene Internal Combustion Engine ModelStem Model enginediy | Skymech Mini Turbojet Aero Engine Gasoline Kerosene Internal Combustion Engine Model
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Experiment Model

Stem Model enginediy | Skymech Mini Turbojet Aero Engine Gasoline Kerosene Internal Combustion Engine Model

$98.63
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Stem Model enginediy | Skymech Pt6A Turboprop Engine Model Kit -Build Your Own Turboprop Engine That Works -3D Printing Diy Aircraft 100PcsStem Model enginediy | Skymech Pt6A Turboprop Engine Model Kit -Build Your Own Turboprop Engine That Works -3D Printing Diy Aircraft 100Pcs
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Engine Model

Stem Model enginediy | Skymech Pt6A Turboprop Engine Model Kit -Build Your Own Turboprop Engine That Works -3D Printing Diy Aircraft 100Pcs

$98.15
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Stem Model enginediy | Skymech Trent 900 Aircraft Engine Model Kit - Build Your Own Jet Engine - 1: 20 Scale Turbofan Engine Mechanical Science Stem ToyStem Model enginediy | Skymech Trent 900 Aircraft Engine Model Kit - Build Your Own Jet Engine - 1: 20 Scale Turbofan Engine Mechanical Science Stem Toy
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Engine Model

Stem Model enginediy | Skymech Trent 900 Aircraft Engine Model Kit – Build Your Own Jet Engine – 1: 20 Scale Turbofan Engine Mechanical Science Stem Toy

$98.54
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Stem Model enginediy | Skymech Trent 900 Aircraft Engine Model Kit - Build Your Own Jet Engine - 1: 20 Scale Turbofan Engine Mechanical Science Stem ToyStem Model enginediy | Skymech Trent 900 Aircraft Engine Model Kit - Build Your Own Jet Engine - 1: 20 Scale Turbofan Engine Mechanical Science Stem Toy
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Experiment Model

Stem Model enginediy | Skymech Trent 900 Aircraft Engine Model Kit – Build Your Own Jet Engine – 1: 20 Scale Turbofan Engine Mechanical Science Stem Toy

$99.00
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Stem Model enginediy | Skymech Trent 900 Turbofan Engine Model Kit - Build Your Own Jet Engine That Works - Working Aircraft Engine Model Educational ToyStem Model enginediy | Skymech Trent 900 Turbofan Engine Model Kit - Build Your Own Jet Engine That Works - Working Aircraft Engine Model Educational Toy
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Engine Model

Stem Model enginediy | Skymech Trent 900 Turbofan Engine Model Kit – Build Your Own Jet Engine That Works – Working Aircraft Engine Model Educational Toy

$97.67
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Stem Model enginediy | Smithsonian Jet Works Advanced Science Kit - Build Your Own Jet Engine - Diy Assembly Turbofan Jet Engine Model KitStem Model enginediy | Smithsonian Jet Works Advanced Science Kit - Build Your Own Jet Engine - Diy Assembly Turbofan Jet Engine Model Kit
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Engine Model

Stem Model enginediy | Smithsonian Jet Works Advanced Science Kit – Build Your Own Jet Engine – Diy Assembly Turbofan Jet Engine Model Kit

$63.99
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Stem Model enginediy | Smithsonian Motor Works Advanced Science Kit - Build Your Own 4 Cylinder Engine Model Kit - Diy Assembly Combustion Engine KitStem Model enginediy | Smithsonian Motor Works Advanced Science Kit - Build Your Own 4 Cylinder Engine Model Kit - Diy Assembly Combustion Engine Kit
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Engine Model

Stem Model enginediy | Smithsonian Motor Works Advanced Science Kit – Build Your Own 4 Cylinder Engine Model Kit – Diy Assembly Combustion Engine Kit

$55.99
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Stem Model enginediy | Solar Kowtow Machine Model Car Decoration Pumping Unit Model OrnamentStem Model enginediy | Solar Kowtow Machine Model Car Decoration Pumping Unit Model Ornament
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Experiment Model

Stem Model enginediy | Solar Kowtow Machine Model Car Decoration Pumping Unit Model Ornament

$28.79
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Stem Model enginediy | Solar Magnetic Levitation Model Levitating Mendocino Motor Educational Model Vertical Stand - EnginediyStem Model enginediy | Solar Magnetic Levitation Model Levitating Mendocino Motor Educational Model Vertical Stand - Enginediy
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Solar Magnetic Levitation Motor

Stem Model enginediy | Solar Magnetic Levitation Model Levitating Mendocino Motor Educational Model Vertical Stand – Enginediy

$24.31