That small gap between your refrigerator and counter is a magnet for dusts, spills and serious crumbs. So instead of worrying about what's falling down below (or not worrying about it until your mother-in-law comes to visit), try using plastic tubing.
The Family Handyman shared this simple no-glue trick. Just buy a length of plastic tubing (which comes by the foot on rolls at your local big box hardware store) and press it in the gap. Measure the space before you head to the store so you know what width tubing to buy. It's as simple as that!
Read More: Countertop Gap Filler from Family Handyman
Related: Found: Treadle Boxes In Tiny Places
(Image: Family Handyman)