What can the tagline or motto for my promotional idea be?

okay, so i'm doing a business course and in the unit of marketing i've got a promotional idea about a zoo for them to get more recognition, basically children will come to the zoo and make animals out of recycled material, but yeah moving on swiftly to the question; the answer needs to be something to do with,zoos, recycling and African animals.something to do with how recycling can be fun? remember this is for children and haha sorry for the bad description but cheers for reading guys