The Freedom School is moving from Williamsburg to Clinton Hill for its second year.
It's "impossible to know" which donations were submitted for which neighborhoods, group members say.
The main tent of the Cedar Grove Community Hub collapsed due to strong winds from Thursday's storm.
Organizers of Sandy relief centers said looters have snatched supplies.
Some occupiers have abandoned relief work to protest others who are working with cops and politicians.
A church doubling as the headquarters for Occupy Sandy was torched early Sunday morning.
The group started an online petition asking for a three-month moratorium to help volunteer workers.
Bloomberg praised Occupy Sandy for the work it has done since the storm.
Occupy Sandy has raised more than $650,000 in donations for Hurricane Sandy victims, organizers said.
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