Whenever you need to memorize a list, repeat it aloud or in writing as many times as you can. Fifty states is a lot to repeat, but it can be much easier if you have a song or a special phrase that helps you remember the order they go in.
How to memorize the location of 50 states - Quora
How to Remember All 50 States of USA: 11 Steps (with Pictures)
How To Remember The States: A Step-By-Step Guide
How to Remember All 50 States of USA: 11 Steps (with Pictures)
Easily Memorize the 50 states
How to Remember All 50 States of USA: 11 Steps (with Pictures)
MMem 0162: Memorizing the position of US states (with time zones)
Map Memory Tricks for learning the 50 states
Memorize 50 states
Map Memory Tricks for learning the 50 states
50 States - The 50 U.S. States in a List
U.S. Citizenship Information Workshop - Contra Costa College
How to Remember All 50 States of USA: 11 Steps (with Pictures)