Here's a breakdown:
* Parts of speech are categories of words that have similar grammatical functions and meanings.
* Nouns are words that name people, places, things, or ideas.
Examples of nouns:
* People: teacher, student, friend, dog, cat
* Places: school, park, city, country, beach
* Things: book, phone, table, car, flower
* Ideas: happiness, love, freedom, peace, justice
So, nouns are definitely a part of speech!