Psychology project and i need some advice?

I have a project in psychology that i need a little help with. I have to make an edible brain in which i can describe the skull, cerebral hemispheres, lobes, cerebrum and crerebral cortex. I need some advice so if you have any ideas please let me know. I would greatly appreciate it. I have like a day to figure out the idea and then i ll design it the next day thanks soo much