Meshech Chochma: The stones on the choshen and efod are called avnei zikaron - who and what is supposed to be remembered?
Why did the Kohen wear a uniform whereas the Navi does not?
Rav Dovid Feinstein: The Torah says the Choshen and Efod can't be separated. Why do they always have to be together and if they are together why (and) how did Aharon put them on separately (in Parshat Tzav)?
Why is Moshe's reaction a bracha when Bnei Yisrael bring him the parts of the Mishkan?
If the Aron "carried itself" why did it need staves and people to "carry" it?