Selesai Tayang
| Ep. | Judul |
|---|---|
| 24. | Voices Over Infinite Distance Koe wa Mugen no Kanata e (声は無限の彼方へ) 4.6 13 Des 2019 |
| 23. | Wave of Science Kagaku no Nami (科学の波) 4.6 06 Des 2019 |
| 22. | The Treasure 4.6 29 Nov 2019 |
| 21. | Spartan Crafts Club Sparta Kousaku Club (スパルタ工作クラブ) 4.6 22 Nov 2019 |
| 20. | The Age of Energy Douryoku no Jidai (動力の時代) 4.6 15 Nov 2019 |
| 19. | To Modernity Soshite Gendai e (そして現代へ) 4.4 08 Nov 2019 |
| 18. | Stone Wars 4.5 01 Nov 2019 |
| 17. | A Hundred Nights and a Thousand Skies Hyaku no Yoru to Sen no Sora (百の夜と千の空) 4.7 25 Okt 2019 |
| 16. | A Tale for the Ages Ikusen-nen Monogatari (幾千年物語) 4.6 18 Okt 2019 |
| 15. | The Culmination of Two Million Years 200 Mannen no Kesshou (２００万年の結晶) 4.7 11 Okt 2019 |
| 14. | Master of Flame 4.5 04 Okt 2019 |
| 13. | Masked Warrior Kamen no Senshi (仮面の戦士) 4.6 27 Sep 2019 |
| 12. | Buddies Back to Back Senaka Awase no Nakama-tachi (背中合わせの仲間たち) 4.4 20 Sep 2019 |
| 11. | Clear World 4.5 13 Sep 2019 |
| 10. | A Flimsy Alliance Usuppera no Doumei (薄っぺらの同盟) 4.4 06 Sep 2019 |
| 9. | Let There Be the Light of Science Kono Te ni Kagaku no Akari wo (この手に科学の灯を) 4.6 30 Agu 2019 |
| 8. | Stone Road 4.5 23 Agu 2019 |
| 7. | Where Two Million Years Have Gone 200 Mannen no Arika (200万年の在処) 4.5 16 Agu 2019 |
| 6. | Two Nations of the Stone World Ishi no Sekai no Futatsu no Kuni (石の世界の二つの国) 4.4 09 Agu 2019 |
| 5. | Stone World The Beginning 4.2 02 Agu 2019 |
| 4. | Fire the Smoke Signal Noroshi wo Agero (狼煙をあげろ) 4.3 26 Jul 2019 |
| 3. | Weapons of Science Kagaku no Buki (科学の武器) 4.2 19 Jul 2019 |
| 2. | King of the Stone World King of the Stone World (キング オブ ザ ストーンワールド) 4.2 12 Jul 2019 |
| 1. | Stone World Stone World (ストーン ワールド) 4.3 05 Jul 2019 |
