Switch to Crayons for Always-Ready Dry Erase Board Writing
Dry-erase markers stink and it's quite frustrating to find that all the markers on the ledge are dried out. It turns out that jumbo children's crayons work just as well and you never have to worry about them drying out.
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For all my teacher friends: to restore dry erase boards that are hard to erase: spray a clean board with wd40, wipe dry with paper towels. the wd40 fills in the dried pores of the board that hold in marker ink, making it easier to erase.