Khoa Nguyễn About Me!
22 pages · 195 countries

🌍 World

An interactive map of 195 countries, every national flag, planet-scale records, ancient civilizations and the food of five continents — every comparison anchored to Vietnam.

Map & nations

World Map — 195 Countries

Click any country: capital, population, currency, languages, ties with Vietnam — plus a find-the-country quiz by continent.

Flags of the World

All 195 flags with the meaning behind each colour and symbol, flag families, easy-to-confuse pairs and 4 quiz modes.

Continents & Oceans

7 continents, 5 oceans and 20 great regions — Amazon, Sahara, Himalayas, Ring of Fire — each with its key figures.

Iconic Wildlife

~80 signature species by continent and ocean, bordered by IUCN status with a size bar next to a human.

Geography Oddities

60 map curiosities: countries inside countries, a city on two continents, a "sea" that turns out to be a lake.

Civilizations & history

Great Civilizations

20 civilizations from Sumer to the Ottomans — each a live canvas scene, each with a thread back to Dong Son.

Great World Figures

82 figures across 8 fields — Einstein, Marie Curie, Gandhi, Beethoven… tap for the biography and a line they're remembered by.

Inventions That Changed Everything

Nearly 80 inventions on a scrolling timeline, from the wheel to AI — each carrying the year it reached Vietnam.

Wonders of the World

24 wonders in real photographs, from the Great Wall to Angkor Wat — Ha Long Bay stands among them.

Records & comparisons

World Records

Everest, the Mariana Trench, the Nile, Burj Khalifa… 80 records with live counters, each compared to Vietnam.

Country vs Country

Pick two countries, overlay their map shapes at true scale, and read eight indicators on ratio bars.

World Population

A live population clock for 47 countries and the world — births and deaths ticking in real time, plus an age pyramid.

World Currencies

Convert between 33 major currencies — every result also shown in Vietnamese đồng, with a profile of each money.

World Economies

41 economies as a live ranking — switch between total GDP, per capita and growth, and watch the bars re-sort.

World Sport

All-time Summer Olympic medals for 40 nations, re-ranked by golds or by total — Vietnam is on the board.

Culture

World Food Map

~100 national dishes pinned to their homelands, UNESCO food heritage badges and phở & bánh mì going global.

Festivals of the World

~60 festivals on a year wheel — Rio Carnival, Diwali, Songkran, Oktoberfest — each with a live countdown.

Traditional Dress

Real photographs of 16 traditional costumes, from kimono to kente, beside Vietnam’s own áo dài.

Languages of the World

52 languages across 11 families — tap to hear the greeting in its own script, with speaker counts.

National Symbols

The animal, flower and motto of 43 nations as flip cards — eagle, tiger, panda, kangaroo.

World Climates

27 cities drawn as twelve-month climographs, from steamy Singapore to frozen Yakutsk.

Challenge

World Trivia

The grand quiz of the whole section — questions generated straight from the data of 9 pages, solo or two-player.