Knitting toy machine simple Repair

Opening and fixing easily this chinese plastic knitting toy machine. Only need a small screw driver.
A yarn that may work better with this machine https://www.amazon.com/Lion-Brand-Yarn-860-151D-Charcoal/dp/B003D7I16M/ref=sr_1_1_sspa?keywords=vannas+choice&qid=1579038276&s=arts-crafts&sr=1-1-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUExQ0NHVENFR1VBUlQ1JmVuY3J5cHRlZElkPUEwMTMyNTkxMTk0RFVEV1oxSFA0RiZlbmNyeXB0ZWRBZElkPUEwMzM1NDUxM1ZVRkpLSUVGOFgxSSZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=

Видео Knitting toy machine simple Repair канала Peppermint