velleman KSR19 5-In-1 Mechanical Coding Robot Instruction Manual
Tau txais koj KSR19 5-In-1 Mechanical Coding Robot nce thiab khiav tsis muaj sijhawm nrog cov lus qhia ntxaws ntxaws hauv phau ntawv siv no. Rub tawm PDF tam sim no thiab tshawb pom Velleman txoj kev coding neeg hlau ua haujlwm li cas.