33 products
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MC1-17 * * Mr Circuit Science * * Experiment Kit "Railroad Lights Circuit" $3.95
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MC1-18 * * Mr Circuit Science * * Experiment Kit "Variable Speed Lights Circuit" $4.95
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MC1-19 * * Mr Circuit Science * * Experiment Kit "Continuity Tester Circuit" $7.95
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MC1-20 * * Mr Circuit Science * * Experiment Kit "Audio Generator Circuit" $7.95
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MC1-21 * * Mr Circuit Science * * Experiment Kit "Electronic Police Siren Circuit" $8.95
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MC1-22 * * Mr Circuit Science * * Experiment Kit "Solar-Activated Wake-Up Alarm Circuit" $8.95
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MC1-23 * * Mr Circuit Science * * Experiment Kit "Variable Timer Circuit" $5.95
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MC1-24 * * Mr Circuit Science * * Experiment Kit "Moisture Detector Circuit" $4.95
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MC1-25 * * Mr Circuit Science * * Experiment Kit "Code Oscillator Circuit" $7.95
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MC1-26 * * Mr Circuit Science * * Experiment Kit "Audible Water Detector Circuit" $5.95
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MC1-27 * * Mr Circuit Science * * Experiment Kit<br> "English Police Siren Circuit" $6.95
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MC1-28 * * Mr Circuit Science * * Experiment Kit "Electronic Canary Circuit" $9.95
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MC1-29 * * Mr Circuit Science * * Experiment Kit "Fantasy Space Machine Gun Circuit" $7.95
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MC1-30 * * Mr Circuit Science * * Experiment Kit "Ultrasonic Pest Repeller Circuit" $7.95
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MC1-31 * * Mr Circuit Science * * Experiment Kit "Ding Dong Doorbell Circuit" $5.95
