The Fluid & Electrolyte ER Deck was the first deck I ever built ... and the reason it exists is because my first year teaching this content was hard. My first course as a nursing instructor was a three-hour lecture block on fluids, electrolytes, and acid-base. I am a bit embarrassed, but I had an almost word-for-word script, and that didn't work well for me or the students. The content was too dense, too abstract, and I offered absolutely nothing to anchor it to a real patient experience. So...