Reading order?

You can tell by the cover art, how old/big Myne is on which story should be next if you start with the story you are on now:
Book 1: https://www.mangago.me/read-manga/ascendance_of_a_bookworm/
Book 2: https://www.mangago.me/read-manga/honzuki_no_gekokujou_shisho_ni_naru_tame_ni_wa_shudan_wo_erandeiraremasen_dai_2_bu_hon_no_tamenara_miko_ni_naru/
Book 3: https://www.mangago.me/read-manga/honzuki_no_gekokujou_shisho_ni_naru_tame_ni_wa_shudan_wo_erandeiraremasen_dai_3_bu_ryouchi_ni_hon_o_hirogeyou/
Book 4: https://www.mangago.me/read-manga/honzuki_no_gekokujou_shisho_ni_naru_tame_ni_wa_shudan_wo_erandeiraremasen_dai_4_bu_kizokuin_no_toshokan_wo_sukuitai/

Thank you so much! Thank you for the links too!