EX446 無磨擦力運動磁盒 (4MC2 / 5MC2) $198.00 SKU: EX446 Category: 小四 Description Description 磨擦力與運動 力改變物體運勳狀態操作: 輕推小環 順滑地跑 一段距離 Related products EX124 GP碳性AA電池 $52.00 EX408 水稻生長史 (4LC4) $99.00 EX410 食物鏈學習套組 (4LE3 / 4LE4) $270.00 EX425 煤石油標本 (4MB1) $792.00 Post navigation Previous: EX445 電動氣墊滑動體(4MC1)Next: EX447 山田磨擦存慣性車 (4MC2) Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.