Sezon 4
Bölümler
1 Planetariums 14 Oca 2021 
2 Handheld Digital Pets 28 Oca 2021 
3 Home Gaming Console / Smartphone Springs 15 May 2021 
4 Neurosurgical Instruments / Weather Meters 16 Tem 2021 
5 Body Fat Scales / Luggage Rack Mirrors 31 Tem 2021 
6 Sushi Robots / Refractometers 30 Eki 2021 
7 Camera Phones / Electron Microscopes 26 Kas 2021 
8 Radio Controlled Watches / Encrusting Machines 11 Ara 2021