Chinese word riddle flashcards, using the flacards package. The riddles were taken from here.
\begin
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\documentclass[frontgrid,backgrid,a4paper,11pt]{flacards}
\usepackage{etoolbox}
\pretocmd{\card}{\def\curhint{#1}}{}{}
\pagesetup{3}{7}
\usepackage{xeCJK}
% \usepackage[nofonts，\card{pt]{ctex}
\setCJKmainfont{AR PL UKai CN}
\setmainfont{Linux Libertine O}
\renewcommand{\cardtextstylef}{\Large}
\renewcommand{\cardtextstyleb}{\Huge}
\renewcommand{\frfoot}{猜一字}
\renewcommand{\brfoot}{}
% Temporarily disable new lines when displaying the riddle on the back
\renewcommand{\bcfoot}{\let\\\relax\footnotesize\curhint}
\renewcommand{\flhead}{\footnotesize\thecardno}
\renewcommand{\brhead}{\footnotesize\thecardno}
\begin{document}
\card{山上还有山}{出}
\card{十张口，一颗心。}{思}
\card{说它小，下边大；\\说它大，上边小。}{尖}
\card{一只黑狗，\\不叫不吼。}{默}
\card{差一点六斤}{兵}
\card{家中添一口}{豪}
\card{自小在一起，\\目前少联络。}{省}
\card{点点成金}{全}
\card{一人一张口，\\下面长只手。}{拿}
\card{四面都是山，\\山山都相连。}{田}
\card{种花要除草，\\一人来一刀。}{化}
\card{存心不让出大门，\\你说烦人不烦人。}{闷}
\card{一只狗，两个口，\\谁遇它谁发愁。}{哭}
\card{皇帝新衣}{袭}
\card{一点水准}{淮}
\card{格外大方}{回}
\card{七十二小时}{晶}
\card{需要一半，\\留下一半。}{雷}
\card{一月一日非今天}{明}
\card{综合门市}{闹}
\card{守门员}{闪}
\card{有人偷车}{输}
\card{半青半紫}{素}
\card{身残心不残}{息}
\card{千里丢一，\\百里丢一。}{伯}
\card{一人}{大}
\card{一人在内}{肉}
\card{一人腰上挂把弓}{夷}
\card{一口吃掉牛尾巴}{告}
\card{一口咬定}{交}
\card{一大二小}{奈}
\card{一斗米}{料}
\card{一月七日}{脂}
\card{一加一}{王}
\card{一字十三点，\\难在如何点。}{汁}
\card{一百减一}{白}
\card{一夜又一夜}{多}
\card{一个人搬两个土}{佳}
\card{一个礼拜}{旨}
\card{一家十一口}{吉}
\card{一只牛}{生}
\card{一只狗四个口}{器}
\card{一边是红，一边是绿；\\一边怕风，一边怕雨。}{秋}
\card{七人头上长了草}{花}
\card{九只鸟}{鸠}
\card{九号}{旭}
\card{九辆车}{轨}
\card{九点}{丸}
\card{人不在其位}{立}
\card{人有他则变大}{一}
\card{人无信不立}{言}
\card{八十八}{米}
\card{刀出鞘}{力}
\card{十一个读书人}{仕}
\card{十二点}{斗}
\card{十日十月}{朝}
\card{十个哥哥}{克}
\card{三口重叠，\\莫把品字猜。}{目}
\card{三张纸}{顺}
\card{上下串通}{卡}
\card{上下难分}{卡}
\card{雷不雨}{田}
\card{大丈夫不得出头}{天}
\card{雨落在横山上}{雪}
\card{小姑娘}{妙}
\card{山上覆山}{出、岳}
\card{五十对耳朵}{陌}
\card{五口之家，\\旁种一树。}{梧}
\card{六十不足，\\八十有余。}{平}
\card{公而忘私}{八}
\card{反比}{北}
\card{天上无二，\\合去一口，\\家家都有。}{人}
\card{天天}{晦}
\card{夫人何处去}{二}
\card{太阳西边下，\\月儿东边挂。}{明}
\card{心如刀刺}{必}
\card{手提包}{抱}
\card{文武两全}{斌}
\card{日复一日}{昌}
\card{水上工程}{汞}
\card{兄有债}{歌}
\card{半个人}{伴}
\card{半个月亮}{胖}
\card{半真半假}{值}
\card{古时候的月亮}{胡}
\card{左有十八，\\右有十八，\\二四得八，\\一八得八。}{樊}
\card{打断念头}{心}
\card{正字少一横，不作止字猜。}{步}
\card{田中}{十}
\card{休要丢人现眼}{相}
\card{多一半}{夕}
\card{如箭在弦}{引}
\card{旭日东昇}{九}
\card{有心得志}{士}
\card{有目共睹 }{者}
\card{有两个动物，\\一个在水里，\\一个在山上。}{鲜}
\end{document}