It's a miracle!
"Wow, man," Timmy said. "God parted the Red Sea and let all His people through on dry ground!"
"Sorry," said the 'biblical' scholar. "But that wasn't the Red Sea; it was the Reed Sea. And its water is only about 1 foot deep. No miracle was involved."
"Oh," said Timmy. Then, reading on a little more, he said,
"Wow, man! What a miracle! God drowned all those Egyptians in 1 foot of water!"