2-liter bottle piggy bank. Another pinner said, "I did this yesterday... it worked really well. I would use a bigger bottle like the one in this picture because a regular 2 litter bottle doesn't allow quarters out of the top. I had to cut a hole on the bottom for it to work."
Cool DIY Projects Made With Plastic Bottles - Best Easy Crafts and DIY Ideas Made With A Recycled Plastic Bottle - Jewlery, Home Decor, Planters, Craft Project Tutorials - Cheap Ways to Decorate and Creative DIY Gifts for Christmas Holidays - Fun Projects for Adults, Teens and Kids http://diyjoy.com/diy-projects-plastic-bottles