More ideas from Cass
What a cute idea for party favors! Though I read the comments section & someone said they used blueberries instead of candy (for the rocks) and that is a cool idea as well!

Mini Jello Aquariums - How CUTE is this? Mix plain jello with hot refrigerate in jar till set, put jelly beans in the bottom of another jar, dump the set jello on top of the jelly beans, cut a slit and add Swedish fish candy. A candy jello aquarium!