Nonprofit groups serving Long Island's neediest families say donations of backpacks, notebooks and other essentials to annual school supply drives are dwindling in the face of skyrocketing demand.

"This is probably the worst year we've ever seen," said Ken Mangan, founder of Every Child's Dream in Sayville.

Mangan's group usually gives out about 1,000 backpacks with supplies a year. But this year, it struggled to reach 600, he said.

>> Read Jennifer Barrios' full story

If you want to donate:

Long Island Coalition for the Homeless
516-742-7770

Every Child’s Dream 
everychildsdream@gmail.com

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Pronto of Long Island
631-231-8290

Long Island Food Not Bombs
631-223-4370

John Theissen Children’s Foundation
516-679-5098

Items requested include: Backpacks, notebooks, pens, pencils, erasers, glue, rulers, scissors, protractors and calculators.