Graco Premium Foam Crib & Toddler Mattress (Rating 6/10): This mattress was a pretty good contender for the Best Value pick.

Not all cribs are standard-sized ... then let it dry before putting the mattress cover and sheets back on. Check the product instructions, though, for guidance on your specific crib mattress.

To test that a sheet is snug, pull on each corner when making baby’s bed to make sure it doesn’t become dislodged. Cribs come with multiple mattress support heights, which basically means that ...