Hey kiddo, have you ever had to show your parents or teacher something you made or did? Well, people in big companies also have to do that too!
A showcase presentation is when a group of people get together to show off something they've made or accomplished. It might be a new product, a project they've been working on, or even just their ideas for the future.
Just like when you want to show your parents how well you did on a project, the people giving the showcase presentation want to impress their audience. They might use pictures or videos to show what they've done, and they'll talk about their reasons for doing it, what they learned along the way, and what they hope to achieve in the future.
It's kind of like a big show-and-tell for grown-ups! Does that make sense?