Discharger for Van De Graaff Generator Van De Graaff Generator Discharge Wand
Our Price: $29.95
Sale Price: $23.95
Savings: $6.00

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Miniature Motor and Wind Power Turbine Demo Set Miniature Motor and Wind Power Turbine Demo Set
Our Price: $7.99
Sale Price: $3.99
Savings: $4.00
Twin Flywheel Stirling Engine w/ Case Twin Flywheel Stirling Engine w/ Case
Our Price: $119.95
Sale Price: $79.95
Savings: $40.00

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Low Temperature Differential Stirling Engine Low Temperature Differential Stirling Engine
Our Price: $99.95
Sale Price: $56.95
Savings: $43.00

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