This is a cool project you can do with a vacuum former and a few milk bottles,
I will make an Instructable on how to make a former but for now look at others there are some great ones,
you can checkout how to make this with free plans here
Step 1: Gather your quipment
This process was inspired by an Instructuble for a vacuum former: http://www.instructables.com/id/Very-Simple-Vacuf...
Please follow the above instructable to create the vacuum former. And do some practice forms of random items!
This process will be used at The Lancaster Science Factory in the STEM series. March is for "E", Engineering.