$1 DIY Secret Book Compartment

http://saversavvy.com/2012/03/08/diy-under-10-secret-book-compartment/

$2 DIY Glass Push Pins

http://www.joyfolieblog.com/2009/10/boutique-glass-tackmagnet-tutorial.html

$6 DIY Cardboard Pendant Light

http://poppytalk.blogspot.com/2012/09/diy-cardboard-pendant-light.html

$7 DIY Paper Mache Animal Heads

http://www.lilblueboo.com/2012/04/paper-mache-animal-heads-a-tutorial.html

$10 DIY Fabric Covered Notebook

http://creativecarmella.blogspot.com/2012/06/printed-fabric-covered-notebook.html

$10 DIY Soda Can Solar Heater

http://blog.hemmings.com/index.php/tag/garage-heat/

$10 DIY Baby Gate

http://www.instructables.com/id/DIY-baby-stairs-gate-for-around-10/