Plant holders make great hair styling supply holders. Instead of hanging plants in them, you just mount them to the wall and put your blow dryer, curling iron and other hair supplies inside 30 Brilliant Bathroom Organization and Storage DIY Solutions
How to Construct Houses with Plastic Bottles. I showed this idea to the chap who comes to help with my garden, he is from Mozambique. He was so excited about the idea. He plans to try this, starting with a low garden wall around his house.