Does anyone know what picture would be great to draw on a Ti 83 calculator?

Question

we have to do a project for precalus and i need help i dont know what to draw we have to have all the four conic sections like hyperbola and parobla and i cant think of anything that would have that in there so if you can help please do thanks so much

Answer 1

draw a torus

Answer 2

I once saw a Pascal's triangle with the odd and even numbers shown differently.

Fractals?

To to the TI site to see what they might have.....