Learning English - Using Informal Expressions Like "Check It Out"

The video tutorial introduces the English expression 'check it out', focusing on its meaning as 'look at this'. It explains how the expression can be used interchangeably with 'this' or 'that' and is often used to draw attention to something interesting or unusual. The tutorial provides examples and practical demonstrations of the expression in various contexts. It concludes by encouraging viewers to explore more similar content.

How can 'check it out' be substituted with other phrases according to the lesson?

What kind of things are usually worth checking out as mentioned in the lesson?