How to tell the upper line of a Spring Festival couplet from the lower
How to tell the upper line of a spring couplet (春联, 春聯) from the lower, which side each goes on, why the Mandarin to...
Guides & How-tos · Worked examples · Real numbers
Step-by-step how-tos, head-to-head comparisons and honest roundups — every guide worked through with current figures, then backed by a RECATOOLS calculator or AI-directory entry so you can act on it.
How to tell the upper line of a spring couplet (春联, 春聯) from the lower, which side each goes on, why the Mandarin to...
No dream book can be traced to the Duke of Zhou. His name most likely came to the genre through a line of Confucius. The...
一口咬掉牛尾巴 — one mouth bites off the ox's tail. Bite the tail off 牛, put 口 underneath, and you have written 告. Th...
峰 and 峯 are one word with one sound. Whether they count as one character depends on who is asking. Here is how the mai...
Mandarin tongue twisters are built from pairs of sounds that some speakers pronounce the same. Counting those pairs in t...
Taiwan publishes seventeen numbered principles. The mainland publishes 8,105 per-character orders and no principles at a...
The 24 Cangjie keys are abstract shapes rather than the characters printed on them, and the five-code limit is derived f...
A person could once carry four names: a milk name, a generation character shared with every cousin, a given name, and a...
Tan, Chan and Chin are the same character. Which one is on your IC records which dialect group your family belonged to,...
Ask our working-days calculator how many working days Singapore has in 2026 and it used to say 252. The answer is 251 —...
An honestly-framed look at the Chinese geomantic compass as an instrument: the needle housing, the rotating plate, and t...
An honestly-framed look at how Eight Mansions (八宅) is actually constructed: the Later Heaven trigram grid it runs on,...
An honestly-framed look at how the Chinese zodiac is actually built: the twelve animals and the ancient Earthly Branches...
A plain-English, honestly-framed look at how a Bazi (Four Pillars) chart is constructed: eight characters, ten Heavenly...