You can keep your toilet smelling fresh by using a cup of baking soda in your toilets and let it sit overnight. This cuts smells while loosening dirt at the same time.
You can clean crayon marks off your floor with a thin baking soda and water mixture rubbing gently on the area. Wiping it clean with hot water will bring up all the marks.
You can use a tablespoon of baking soda, a teaspoon of salt and enough vinegar to make a thick paste, rub this on your curling iron to remove hairspray and gel that is baked on your curling iron.
You can add a cup of baking soda to your vacuum bag for a fresh smell every time you turn on the vacuum.
You can clean your computer keyboard or your typewriter keys using a thin paste of vinegar and baking soda. This cleans dirt and grease from your hands fast.
If you like to use fake snow to make your trains under the Christmas tree look more realistic, you can sprinkle a little baking soda under the tree in mounds to look like snow while you are absorbing odors from the tree at the same time!