4 - 1City of Ice May. 06, 2020- 4 - 2L.A. Mega Rail May. 13, 2020
- 4 - 3Underground Mega Highway May. 20, 2020
- 4 - 4Mega Ice Ship May. 27, 2020
- 4 - 5Earthquake Proof Mega Bridge Jun. 03, 2020
- 4 - 6High-Speed Train Jun. 17, 2020
- 4 - 7Monster Roller Coaster Jun. 24, 2020
- 4 - 8Cruise Ship of the Future Jul. 01, 2020
