In summer's sway, with a rind so thick, inside lies the sun's juicy trick. Green or yellow, sweet and round, a picnic's joy can be found.

I can have a foot, but not two; If my first was Oscar and not Peru, I'd be a curse or faithfully true. What am I ?

a cozy warm worm helps me fend off the winter coil around me

I’m loudest when you stop speaking, break me once and I’m gone.

I read the same from both sides, I'm calm, even, and used to measure how flat things are