Cov khoom siv kuaj thiab cov khoom siv
| Lub npe tshuab | Hom & Qauv No. | Ntau |
| Electronic scale | Tsis muaj ntaub ntawv | 7 |
| Vernier nplai | Tsis muaj ntaub ntawv | 7 |
Kev Tswj Xyuas Zoo
Sau koj cov lus ntawm no thiab xa tuaj rau peb
| Lub npe tshuab | Hom & Qauv No. | Ntau |
| Electronic scale | Tsis muaj ntaub ntawv | 7 |
| Vernier nplai | Tsis muaj ntaub ntawv | 7 |