Ep.9 โจทย์ปัญหาระคน ป.2

วิชาคณิตศาสตร์ ชั้นประถมศึกษาปีที่ 2 Music in this Video: Song Tomfoolery Artist David Snell Album Bruton BRE4: Childhood Fantasies Licensed to YouTube by Virgin Music Group (on behalf of UPPM RECORDS) Copyright Disclaimer: Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use.