Thanks everyone for opening my mind, actually it is being taught in a core course at my college, and it is very different course form others that i have taken. course teaches feature of lisp how they are unique and useful. Also we are solving simple questions like Fibonacci, or number patterns, list pattern, recursion vs iterative etc.

Go through one of the more famous books to learn Scheme, in case you haven't yet been introduced into it.

"Structure and Interpretation of Computer Programs"

https://web.mit.edu/6.001/6.037/sicp.pdf

See https://planet.racket-lang.org/package-source/neil/sicp.plt/... as well.