In this chapter, Bezaleel makes the bronze altar for burnt offerings and the poles and curtains for the courtyard of the tabernacle. And we get some math, the calculations for how much gold, silver and bronze was used. It’s mind boggling.

Exodus 38

He made the altar of burnt offering of acacia wood: the length of it was five cubits, and the width five cubits; it was square and three cubits was the height.