No helium needed to fill balloons for parties.just vinegar and baking soda! I NEED TO REMEMBER THIS! this is important since helium is not a renewable source and is in such short supply-kid science project
Make Potted Plants less messy. Line Flowerpots and planters with coffee filters to stop soil from falling through the drainage hole. Reuse coffee filters for this one, plus compost the grinds in your garden!