5-7 years

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  For R3 Project The Most Complete Starter Kit-UMI-2515

  11-12 years
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  MEGA 2560 Project The Most Complete Starter Kit-UMI-2516

  11-12 years
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  2022 RFID Starter Kit-UMI-2517

  11-12 years
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  Diy Electronics Basic Starter Kit-UMI-2518

  11-12 years
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  New Stem Toys Christmas Toys Learning Kit Stem Education Robot Kit science-UMI-2520

  11-12 years