Self-ua hluav taws xob tej thaj chaw deb tswj buoyancy nkoj - ib tug scientific invention ntawm cov tub ntxhais kawm theem pib
Self-ua hluav taws xob tej thaj chaw deb tswj buoyancy nkoj - ib tug scientific invention ntawm cov tub ntxhais kawm theem pib
| Hom | Lwm Cov Khoom Ua Si Kev Kawm |
| Poj niam los txiv neej | Unisex |
| Hnub nyoog Range | 0 txog 24 Lub Hlis, 2 txog 4 Xyoo, 5 txog 7 xyoos, 8 txog 13 Xyoo, 14 Xyoos & nce |
| Qhov Chaw Keeb Kwm | Tuam Tshoj |
| Khoom npe | Cov khoom ua si Science |
| Muaj nuj nqi | Txhim kho kev txawj ntse |
| Kev siv | Preschool Eductional Toys |
| Kev piav qhia | Creative DIY Cov Khoom Ua Si |
