Easter Egg Color Guide - You have to enlarge this several times but it is a very good guide from McCormick Food Coloring that shows how to do some egg-dying tricks and also shows how to get the vibrant colors.
DIY Jello Easter Eggs [Recipe & Tutorial] : made using plastic Easter eggs sprayed with cooking spray. what a fun idea for Easter dinner! Best jello egg idea ever! You can also use this idea for dinosaur eggs
GLOW eggs - made using homemade glowing dye. A NEW, fun, & creative way to decorate Easter eggs with kids (from Growing A Jeweled Rose) not sure about the eggs bit but the glowing dye sounds interesting