Stuff I Wrote Elsewhere: Kids are Great Edition

Add up the savings (ad gated):

And refrigerator coils. All that dust that collects on them drives up your electric bill by making the fridge less efficient.
“How many of you have cleaned your refrigerator coils?” asks Angela Sylvestre, a volunteer helping with the energy-saving project.
Every hand in the room goes up, accompanied by a chorus of “I have!” and one crisp additional detail: “It’s disgusting.”