Snazaroo has a basic kit of eight colors for $14.95 Black, white, red, blue, green, yellow, and... darn, the brain stopped.
You have to spend $100 or even $50 to get started with the right paints. At least please read
http://www.snazaroo.us/faqacrylics.htm I understand where you are coming from. Money is always tight, but if anything were to happen...