1) Ch. 39, v. 30: "Va'yich't'vu olov" And they wrote upon it If just one person etched the two words "kodesh laShem" into the golden forehead plate, why does the verse say "va'yich't'vu," in the plural form?
2) Ch. 39, v. 32: "Vatheichel kol avodas haMishkon" And all the work of the Mishkon was complete The work was completed near the end of the month Kislev. However, the assembly took place on the 1st day of Nison. Why the 3 month wait?
3) Ch. 39, v. 40: "Es meisorOV vi'seidoseHOH" And HIS cables and HER pegs Why the change in gender?
4) Ch. 40, v. 20: "Va'yikach va'yi'tein es ho'eidus" And he took and he placed the testimonial tablets Every item was taken and placed, yet this is the only time we have "va'yikach."
5) Ch. 40, v. 38: "L'einei chol beis Yisroel" In front of the eyes of all the house of Yisroel From the moment the clouds of glory began functioning in the desert for the bnei Yisroel did they function continuously until the bnei Yisroel reached Eretz Yisroel?