ของเล่นโมเดลหินอ่อน DIY ช่วยเสริมการเรียนรู้วิทยาศาสตร์สําหรับเด็ก

1.This wood mechanical puzzle can help kids build up their cognitive and motor skills, understand teamwork and goal setting while keeping them occupied for hours while having fun! 2.Build your own marble coaster and enjoy the deep focus and sense of accomplishment that comes with it. You can also use it as home decor. 3.Perfect gift for adults and children (10 and up!)，Birthdays, Father’s Day or just because. 4.Power:2*AA battery(only battery case,battery not included) 5.Size:19.4*16*10cm 6.Assembly time:2-3 hours(Need glue bonding) Package includes: 1 * DIY Marble Run kit 1 * Instruction