2022 Challenge 3rd Grade Exciting Discovery BOOK 11 books 2023 Challenge 4th Grade Exciting Discovery BOOK 8 books The Exciting Discovery BOOKs were fun booklets that parents and children could enjoy together! ★Please agree to use Eco-Mercari delivery. Parent Communication 3rd Grade Parent Communication 4th Grade Challenge Answer Book 4th Grade Challenge English 4th Grade ☆Most of them have only been read once, but some have writing in them. Please understand. ☆The supplements range from unopened to incomplete. Please understand. Main Supplements ◯ Kanji, Calculation, English Perfect Clear (with cards) ◯ Sound and Light Understanding! Electric Experiment Magical Checker (unopened) ◯ Mysterious Water Experiment Set (opened but unused) ◯ Miracle Kanji, Calculation, English Master (with guidebook) ◯ The cards for the Magical Osa Light could not be found. ◯ World Adventure Thank you for viewing.