“Why Johnny Can't Add: The Failure of the New Math”的意思、由来-开放百科全书

词条	Why Johnny Can't Add: The Failure of the New Math
释义	SeeWhy Johnny Can't Add
随便看	2014 Catalan independence referendum 2014 Catalan motorcycle Grand Prix 2014 Catalan self-determination referendum 2014 Catalunya GP2 and GP3 Series rounds 2014 Catalunya GP2 Series round 2014 Catalunya GP2 Series rounds 2014 Categoria Primera A season 2014 Categoria Primera B season 2014 Categoría Primera A season 2014 Categoría Primera B season 2014 Causeway Coast and Glens District Council election 2014 Cavan County Council election 2014 Cavan Intermediate Football Championship 2014 Cavan Junior Football Championship 2014 Cavan Senior Football Championship 2014 Cavan Senior Hurling Championship 2014 CBA Playoffs 2014 CBA Playoffs bracket 2014 CBI 2014 CCC Polsat Polkowice season 2014 Ceará gubernatorial election 2014 CECAFA Cup 2014 CECAFA Nile Basin Cup 2014 CECAFA Nile Basin Winners' Cup 2014 CECAFA Nile Basin Winners Cup

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。