Cardboard Box Banks

A cereal box, construction paper and markers turn into a bank with kix cereal.

Good for ages 6 and up.

Get the instructions here:
http://www.kixcereal.com/diy-cereal-box-piggy-banks/ 

Easy preschool crafts uses a milk carton for her bank and adds a straw maze to make it interactive, letting the coins fall through before entering the box.

Get the instructions here:
http://easypreschoolcraft.blogspot.com/2014/02/recycled-milk-carton-rolling-coin-bank.html