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In the US, call us toll-free on 1-800-838-9647.
We are available Monday - Friday 8 am to 10 pm. Saturday & Sunday 10 am to 6pm EST.

The hours for MINDSTORMS technical support are Monday - Friday 7:30 am to 5:30 pm CST.

If you experience problems with the Replacement Parts form, please send us an email with your request.

To contact Customer Service outside of the US, Click Here

 
 

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