You need a consultation with an experienced family law/child custody attorney. What you've described sounds like the tip of the iceberg. A lawyer should review the custody order and discuss the facts with both of you. Do you have any idea why she withdrew the child from school? Homeschool? Private school?
If you would like to call me tomorrow, I'd be glad to a set up a meeting.
I am not intending this to be legal advice, because I don't know the particulars of your situation. Call me if you would like to discuss this or other isues.
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