Sjoerd

Member since:Aug, 2009
Location:Utrecht, Netherlands
Quizmaster Score (?)

151

Challenge Record (?)

7-0-1

Quizzes commented on (361)# CommentsLast Comment
China Metros1Feb 24th, 2012
African Population: Higher or Lower?1Feb 22nd, 2012
Canada City Coverage ★ Google Maps ★1Feb 22nd, 2012
Tour of the European Capitals1Feb 21st, 2012
Sporcle's Forgotten Countries1Feb 15th, 2012
Top drug using countries1Feb 10th, 2012
100 largest cities Benelux1Feb 9th, 2012
Australian Cities by Population1Jan 29th, 2012
Mediterranean Metros1Jan 25th, 2012
500 Largest European Cities ★ Map Quiz ★1Jan 10th, 2012
Least Well-Known Countries According to Sporcle1Jan 8th, 2012
Most Well-Known Countries According to Sporcle1Jan 8th, 2012
Former Soviet States by Population1Jan 8th, 2012
Biggest cities in timezones1Jan 1st, 2012
Merged: Africa1Dec 30th, 2011
Merged: Americas1Dec 30th, 2011
G20 Capitals1Dec 30th, 2011
Countries by Christian Orthodox Population2Dec 27th, 2011
EU Countries by Population1Nov 8th, 2011
Eight-sided Countries1Sep 18th, 2011
100 biggest cities of Germany1Sep 11th, 2011
Onion Producing Countries1Sep 11th, 2011
Second Biggest City in the Metro1Sep 2nd, 2011
Multicontinental countries1Aug 21st, 2011
80 largest Metropolitan Areas of the developed Western World1Aug 20th, 2011
Five biggest cities of the Netherlands1Jul 30th, 2011
Germany's neighbours A-Z - MINEFIELD1Jul 29th, 2011
Countries Wealthier than Walmart1Jul 29th, 2011
300 largest cities of the European Union1Jul 29th, 2011
Biggest Cities on the Great Lakes Perimeter in 20111Jul 27th, 2011
5 Most Populous Countries per Continent: MINES1Jul 27th, 2011
Country Hangman1Jul 26th, 2011
Countries with AAA Credit Rating1Jul 26th, 2011
Biggest cities in Friesland1Jul 26th, 2011
Largest Cities in North-Rhine Westphalia1Jul 26th, 2011
Sporcle Entity, Sporting Nation1Jul 23rd, 2011
US States by Process of Elimination1Jul 9th, 2011
Metros of East Asia1Jul 8th, 2011
Populous Countries by Language1Jul 8th, 2011
Countries of the world(by wiki) in german language1Jun 29th, 2011
Longest Coastlines Minefield1Jun 29th, 2011
Landlocked and Alone1Jun 29th, 2011
tunisia's most populous cities.1Jun 23rd, 2011
Countries with least coastlines (Non-Landlocked)1Jun 23rd, 2011
Geography Labyrinth1Jun 8th, 2011
50K+ German Cities Within 50km BLITZ1Jun 5th, 2011
Largest US Cities as % of Population in History1Jun 5th, 2011
Europe Regions1Jun 4th, 2011
Top 10 forgettable presidents1Jun 4th, 2011
Famous Captains1Jun 4th, 2011
World's Happiest Countries (According to N. Korea)1Jun 3rd, 2011
Non-WWII Events (1939-1945)1Jun 2nd, 2011
Great powers of the last 200 years1Jun 1st, 2011
This Day in History: June1Jun 1st, 2011
World Ladder1May 30th, 2011
Precious Metal and Stone Producing Countries1May 29th, 2011
Metros in Former French Colonies1May 27th, 2011
Boston Area Landmarks (photos)1May 17th, 2011
Countries by population in 19121May 16th, 2011
Top Drug Countries According to U.S. President1May 9th, 2011
Most Powerful Nation1May 3rd, 2011
Slavic Nations1Apr 1st, 2011
Countries by Smallest Alphabetical Value1Mar 5th, 2011
Northernmost, etc., countries by language1Mar 5th, 2011
Map the Caribbean1Mar 5th, 2011
Countries Where Soccer Is Not King1Mar 5th, 2011
World Potato Producers!1Feb 21st, 2011
States With 10 Million People1Feb 21st, 2011
Most Populous Islands-by Continent1Feb 21st, 2011
Largest European Cities (No Big Countries)1Feb 16th, 2011
Governorates of Egypt1Feb 15th, 2011
Rivers of Europe (map)1Jan 31st, 2011
Countries with Most Fortune 500 HQs1Jan 30th, 2011
Unrecognized UN members2Jan 30th, 2011
Country-Capital Ratios1Jan 30th, 2011
Trillion Dollar Countries1Jan 24th, 2011
Useless Geographical Knowledge1Jan 16th, 2011
Countries with Most Powerful Leaders1Jan 16th, 2011
Busiest Container Ports in the World2Jan 16th, 2011
Country Facts: Qatar1Dec 2nd, 2010
100 biggest cities of Spain1Dec 1st, 2010
30 most populated cities in 1900: Spain1Dec 1st, 2010
Cities of the British Isles2Nov 30th, 2010
Former USSR Largest Cities1Nov 29th, 2010
Biggest Dutch Cities1Nov 27th, 2010
UK's Largest Cities (1-10)1Nov 27th, 2010
Largest Islands by Country1Nov 27th, 2010
Country quiz: Holland1Nov 26th, 2010
Flags of non sovereign countries1Nov 26th, 2010
Countries Bordering the Same Countries2Nov 24th, 2010
European Millionaire Cities2Nov 23rd, 2010
Non-state entities with a ccTLD1Nov 23rd, 2010
Country Names in French1Nov 21st, 2010
cities of the uk1Nov 21st, 2010
Largest Urban Areas per Continent1Nov 21st, 2010
100 Most Populous Islands2Dec 1st, 2010
New York - Foreign Born Population1Nov 16th, 2010
The Continents and the Oceans1Nov 11th, 2010
straight to the USA1Nov 11th, 2010
Countries Sponsoring Terrorisim1Nov 9th, 2010
Vice President per Letter1Nov 9th, 2010
Top 20 UK settlements1Nov 5th, 2010
Civilizations in the Civilization Series1Nov 4th, 2010
The Banana Quiz1Nov 1st, 2010
Languages Spoken in Canada 1Oct 31st, 2010
Populous Island Nations1Oct 30th, 2010
20 Least Populated Countries of the World1Oct 29th, 2010
Top Metro Systems1Oct 29th, 2010
Countries with Oldest Population1Oct 26th, 2010
'C' Countries by Population1Oct 26th, 2010
Non-G20 High-GDPs3Dec 26th, 2011
World's Total Pipeline Length1Oct 24th, 2010
European regions1Oct 24th, 2010
Serb Population By Country1Oct 23rd, 2010
Countries beginning with H1Oct 22nd, 2010
World Strawberry Production1Oct 22nd, 2010
Blitz: World Metros Over 4 Million, A-Z1Oct 21st, 2010
15 largest metros in Croatia1Oct 21st, 2010
Countries bordering the Pacific1Oct 21st, 2010
Countries bordering the Atlantic1Oct 21st, 2010
Former Yugoslav Countries by Population1Oct 21st, 2010
30 most populated cities in 1900:France1Oct 19th, 2010
MSPs in Scotland1Oct 19th, 2010
Name either country that...1Oct 19th, 2010
What's the Point...?!?1Oct 18th, 2010
Geography SA to SZ1Oct 16th, 2010
Left hand traffic Countries1Oct 13th, 2010
Math Olympiad Cities1Oct 9th, 2010
Countries with Limited Recogniton1Oct 9th, 2010
Right Angle Countries1Oct 9th, 2010
20 biggest cities in Croatia1Oct 8th, 2010
Countries by Ethnic Groups1Oct 7th, 2010
Exonymous Cities (City names in English)1Oct 7th, 2010
Spot the Country Name1Oct 1st, 2010
Top 20 Alcohol Consumers1Oct 1st, 2010
Geography Debates on Sporcle1Oct 1st, 2010
World Leaders by Wikipedia Popularity1Sep 30th, 2010
Arab Population by Country1Sep 28th, 2010
Albanian Population by Country1Sep 27th, 2010
Railways - who has the most? (country)1Sep 26th, 2010
World turkey population1Sep 25th, 2010
Across Europe & Asia1Sep 25th, 2010
Europe Test1Sep 12th, 2010
25 Cities in The Netherlands1Sep 12th, 2010
Swedish Empire Countries1Sep 12th, 2010
Middle Eastern Cities1Sep 12th, 2010
Countries of former Yugoslavia1Sep 12th, 2010
Peter Griffin on Wheel of Fortune1Sep 12th, 2010
'D' World Metros1Sep 5th, 2010
Geography Foursomes1Sep 1st, 2010
Facts about Finland1Aug 24th, 2010
All Roads Lead to Tokyo1Aug 24th, 2010
Islands of North America1Aug 24th, 2010
Broken Countries1Aug 23rd, 2010
Landlocked countries (escape to the seas)1Aug 21st, 2010
Cities without U.S.A.1Aug 20th, 2010
7 Largest European Cities by Letter1Aug 20th, 2010
Major Horsemeat Production Countries1Aug 20th, 2010
World's Richest Cities by Region1Aug 20th, 2010
A Sporcle Protest2Aug 20th, 2010
Countries you NATURALLY THINK OF1Aug 20th, 2010
Largest Cities in 20251Aug 20th, 2010
Countries By Movies1Aug 20th, 2010
Top Wine-Producing US States1Aug 20th, 2010
Geography Grab Bag: 'A'-Less1Aug 20th, 2010
Hottest Countries per Continent1Aug 20th, 2010
Alphabetical metros of Asia1Aug 19th, 2010
States that Border an Ocean?1Aug 18th, 2010
Least Populated Neighbors1Aug 18th, 2010
Worlds Best Cities to Live 20091Aug 16th, 2010
Bridge and Tunnel Borders1Aug 16th, 2010
Largest Cities in the Eastern Bloc1Aug 16th, 2010
100milion+ country populations1Aug 16th, 2010
Largest US Cities by Letter1Aug 15th, 2010
UK Cities 18911Aug 15th, 2010
Countries and Capitals of the USSR1Aug 15th, 2010
What Language Don't I Speak?1Aug 14th, 2010
Cities in The Netherlands (50.000+)1Aug 13th, 2010
The Smallest Population Journey1Aug 13th, 2010
Spanish as an Official Language1Aug 10th, 2010
'Second' World Metros!1Aug 10th, 2010
The seven seas1Aug 8th, 2010
Largest cities by internal letter1Aug 8th, 2010
Europe's 4th cities (HARD)1Aug 8th, 2010
Largest US Metro Areas in 20201Aug 8th, 2010
Can you find these European Cities? 1Aug 8th, 2010
Ontario's Bordering States1Aug 8th, 2010
Top twenty populated cities1Aug 8th, 2010
COUNTRY NAMES in their NATIVE LANGUAGES1Aug 8th, 2010
Top 10 Tallest Countries1Aug 8th, 2010
States by Hispanic Population1Aug 4th, 2010
Disney's Oscar Nom Songs1Aug 2nd, 2010
Blitz: Letter Count States1Jul 31st, 2010
Americans Overseas1Jul 30th, 2010
Elfsteden1Jul 30th, 2010
German Licence Plates NRW1Jul 30th, 2010
Cities of the Netherlands A-Z1Jul 30th, 2010
Clued Up: Geography1Jul 30th, 2010
Most populous capital cities1Jul 30th, 2010
London-Foreign Born Population1Jul 30th, 2010
Countries that border Italy1Jul 26th, 2010
Cities of Turkey1Jul 24th, 2010
4 common neighbors2Jul 26th, 2010
Fifteen Newest Countries1Jul 24th, 2010
Wonders of the World1Jul 14th, 2010
Europe and its Monarchs1Jul 14th, 2010
We no speak Americano1Jul 4th, 2010
Largest Cities In Pennsylvania1Jul 1st, 2010
State Quiz: California1Jul 1st, 2010
Countries by things 21Jul 1st, 2010
Top Watermelon Producing Countries1Jul 1st, 2010
Countries by things1Jul 1st, 2010
Countries by English Speaking Population1Jul 1st, 2010
Countries in Multiple Timezones1Jul 1st, 2010
US Cities Starting With...1Jul 1st, 2010
Tricky Borders1Jun 29th, 2010
Second Languages by Countries1Jun 29th, 2010
German Colony Countries1Jun 24th, 2010
Countries with lots of big cities1Jun 10th, 2010
Largest Urban Areas in Eastern Europe1Jun 10th, 2010
Name The Country From These Cities.1Jun 10th, 2010
French-Speaking Africa1Jun 10th, 2010
Alaska Cities1May 31st, 2010
Countries of the African Diaspora1May 31st, 2010
Foreign-Born Population: Ireland1May 30th, 2010
Countries Since 18001May 30th, 2010
Most populous cities (Netherlands)1May 30th, 2010
Urban Population (%) 20101May 22nd, 2010
Schengen Countries1May 19th, 2010
Official Languages!1May 19th, 2010
Country Quiz: France1Mar 28th, 2010
Largest One-word US cities1Mar 21st, 2010
Choose the closest city? 21Mar 20th, 2010
US Cities by Timezone: Pacific1Mar 20th, 2010
Colonial Countries1Feb 24th, 2010
Isogram Numbers1Feb 24th, 2010
Provincial capitals of the Netherlands1Feb 23rd, 2010
Dutch cities: NYC, artists and cheese1Feb 23rd, 2010
Big Neighbors Countries1Feb 23rd, 2010
Country Letters A-Z1Feb 23rd, 2010
Argentine Provincial capitals1Feb 19th, 2010
Died before 301Feb 18th, 2010
World Metros A-Z... Only Different!1Feb 17th, 2010
Wars by Causes1Feb 14th, 2010
Capital Cities of the Arab World1Feb 14th, 2010
Most Spoken Languages1Feb 13th, 2010
10 most populous countries in europe1Feb 13th, 2010
Most Populous Cities (Australia)1Feb 13th, 2010
Mediterranean Countries1Feb 8th, 2010
Least Democratic European Countries1Feb 5th, 2010
English places with over 100,000 people1Feb 4th, 2010
Countries with GDP over One Trillion1Feb 4th, 2010
Around the Coastline of Eurasia-Africa1Feb 4th, 2010
JFK Intl. Destinations1Feb 4th, 2010
Countries with most Immigrants1Feb 3rd, 2010
New Orleans Top 25 Trade Partners1Feb 2nd, 2010
Biggest Yugoslav Cities 19611Feb 2nd, 2010
Most Google Users1Jan 31st, 2010
Agglomerations of China1Jan 31st, 2010
World's smallest countries (no islands)1Jan 31st, 2010
Least developed Asian Countries 1Jan 31st, 2010
European countries where it's legal1Jan 31st, 2010
Mistaken for Countries1Jan 30th, 2010
Ways the World Could End1Jan 28th, 2010
Most Well Known Cities1Jan 28th, 2010
Countries per Largest Languages1Jan 23rd, 2010
Beatles Songs by Clip1Jan 23rd, 2010
Single Letter Answers1Jan 23rd, 2010
Top 20 Steel Producers1Jan 23rd, 2010
Top Italian-American States1Jan 23rd, 2010
G8: Last Five Leaders1Jan 23rd, 2010
Capitals Before and After1Jan 14th, 2010
Europe in 1900 A.D.1Jan 14th, 2010
Alphabetical World Metros1Jan 13th, 2010
I'm Thinking of a Number between 1 -1001Jan 11th, 2010
Countries without SPORCLE1Jan 9th, 2010
Independent in 19601Jan 5th, 2010
Boy Band Members1Jan 5th, 2010
Islands of Europe2Jan 5th, 2010
Cities in the Netherlands by province1Jan 5th, 2010
Ethnic Chinese Population1Jan 5th, 2010
Broken Keyboard - Geography1Jan 4th, 2010
Non UN Member states1Jan 3rd, 2010
most commonly misspelled states (13)1Jan 3rd, 2010
Largest Metro Areas By Country1Jan 2nd, 2010
Spain and Portugal: Cities1Jan 2nd, 2010
100 Largest Cities in the European Union1Jan 2nd, 2010
Top Milk Producing Countries1Jan 2nd, 2010
German Empire, 1871-19181Jan 1st, 2010
Europe in 1100 A.D.1Jan 1st, 2010
Populated Neighboring Countries1Jan 1st, 2010
Try to Type Faster Than Sporcle Can Think1Jan 1st, 2010
Geography Grab Bag! (1st Edition)1Dec 30th, 2009
Space Bar Challenge1Dec 27th, 2009
US metro areas with all same vowels1Dec 26th, 2009
Largest Cities in China1Dec 26th, 2009
Countries that produce the most tomatoes1Dec 22nd, 2009
All-Time Big 4 Cities1Dec 22nd, 2009
60 Most Populous US Metros1Dec 22nd, 2009
Most populous European Islands1Dec 19th, 2009
Assassinated in the 20th century2Jan 23rd, 2010
Famous Dates in History1Dec 19th, 2009
Name that civ dude1Dec 19th, 2009
Countries over 100 million1Dec 19th, 2009
Best Cities for Singles1Dec 19th, 2009
Top Tea Drinkers1Dec 19th, 2009
Countries With Most McDonalds1Dec 19th, 2009
Name the Capitals!!1Dec 19th, 2009
European Cities A-Z1Dec 16th, 2009
Asian Cities A-Z1Dec 16th, 2009
Countries with Shortest Coastline1Dec 15th, 2009
Nordic Urban Areas1Dec 14th, 2009
Northern Europe Capitals1Dec 14th, 2009
Top 20 richest rappers of 20091Dec 14th, 2009
US States producing most marijuana1Dec 14th, 2009
Top Ten Tallest Countries1Dec 14th, 2009
Second Largest Cities1Dec 14th, 2009
NEW & IMPROVED so-so Sporcle TRUE/FALSE challenge1Dec 13th, 2009
US States: Hot or Cold1Dec 13th, 2009
Administrative divisions1Dec 13th, 2009
50 Most Populous European Cities1Dec 13th, 2009
Richest Nations Throughout History1Dec 13th, 2009
Music Clips: U2 Songs1Dec 13th, 2009
1914 Countries1Dec 13th, 2009
Men Who Conquered the Most Square Miles1Dec 13th, 2009
Europe in 1800 A.D.1Dec 13th, 2009
Find the Countries1Dec 12th, 2009
Cities of the Netherlands1Dec 12th, 2009
Hemispheres!1Dec 12th, 2009
Most Common Country Suffixes1Dec 11th, 2009
100 Most Populous World Cities1Dec 11th, 2009
Countries Bordering Seas1Dec 10th, 2009
Regions & Capitals of Italy in Italian1Dec 9th, 2009
who they attained their independence from1Dec 8th, 2009
European Football Champions 2007/081Dec 8th, 2009
Country by Interesting Fact1Dec 7th, 2009
Cities of Portugal1Dec 7th, 2009
Minnesota Borders1Dec 5th, 2009
Number of States per Letter1Dec 5th, 2009
Languages in Canada1Dec 5th, 2009
Ballroom Dances (Competitive)1Dec 5th, 2009
Countries by Number of Languages1Dec 5th, 2009
Countries with High Population Density1Dec 5th, 2009
Untrue things1Dec 5th, 2009
Least remembered world capitals1Dec 5th, 2009
20 Best Presidents1Dec 5th, 2009
Most Populous City by Time Zone1Dec 5th, 2009
Youngest/Oldest African Countries1Dec 5th, 2009
'S' Countries1Dec 5th, 2009
Most Populas cities in each state!1Dec 5th, 2009
Flag Colors1Nov 9th, 2009
The Impossible Quiz1Nov 7th, 2009
Fast Math1Nov 5th, 2009
Least democratic countries2Oct 30th, 2009
Swine Flu Cases by Country1Oct 17th, 2009
Cities of India1Oct 17th, 2009
Most Guessed Sporcle Answers1Oct 15th, 2009
Fibonacci Numbers1Oct 14th, 2009
Largest agglomerations of the Middle East2Feb 25th, 2012
Agglomerations of the Benelux1Oct 9th, 2009
Cities of the Netherlands1Oct 3rd, 2009