From Seven Countries to a World Math Olympiad
Read a B1 Spanish story about the first International Mathematical Olympiad and solve a simple thirteen-student logic puzzle.
De siete países a una olimpiada mundial
Tap any word to see its translation
, . 2026 . .
. . , . , 42.
, , . : .
. : . ¿ ?
, , . , . , .
. . , .
, : .
¿ ? ¿ ? ¿ ?
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About this article
What you'll learn
Math competition vocabulary, explaining a proof, time and score expressions, past events, permissions and hypothetical choices.
The article connects verified facts about the 1959 IMO and its 2026 rules with a fictional school puzzle using twelve months and thirteen students.
After reading
Article learning block
Phrases, words, grammar, and quick practice from this text.
Phrases for training
Add useful phrases to SRS or mark them as already known.
conocida como IMO
newknown as IMO
Conocida como introduces the shorter name by which an institution or event is known.
Useful for introducing abbreviations and alternative names.
a lo largo de dos días
newover two days
A lo largo de indicates that something extends through a period of time.
Useful for describing schedules and processes.
como máximo
newat most
Como máximo sets the highest permitted number.
Useful for rules, limits and quantities.
de otra manera
newin another way
De otra manera means by using a different method or representation.
Useful for comparing problem-solving strategies.
Key words
Vocabulary that carries the school-day topic.
Contestants
concursantes
contestants
Concursantes are people who take part in a competition.
Useful for contests and tournaments.
Session or working day
jornada
session
Here, jornada is one scheduled day of the competition.
Useful for schedules and events.
Problem statements
enunciados
problem statements
An enunciado presents the information and question of a problem.
Useful in mathematics and exams.
Proof
demostración
proof
In mathematics, a demostración is a logical argument that establishes a result.
Useful for explaining mathematical reasoning.
Boxes
casillas
boxes
Casillas are small marked spaces used to organize information or game pieces.
Useful for tables, forms and puzzles.
Grammar in context
Patterns from the text worth noticing after reading.
Completed event with the preterite
se celebró en 1959
was held in 1959
Se celebró uses the preterite for a completed event at a specific past time.
Useful for historical facts.
Permitir que followed by the subjunctive
permiten que cada país invitado envíe
allow each invited country to send
After permiten que, envíe is in the subjunctive because the rules authorize another subject's action.
Useful for describing permissions and rules.
Cada with a singular noun and verb
Cada jornada dura cuatro horas y media
Each session lasts four and a half hours
Cada is followed by the singular jornada, so the verb dura is singular too.
Useful for describing repeated schedules.
Como for a reason stated first
Como hay más fichas que casillas, dos fichas tienen que compartir una casilla
Since there are more counters than boxes, two counters have to share a box
At the start of the sentence, Como introduces the reason for the conclusion.
Useful for explaining reasoning step by step.
Conditional for a hypothetical choice
¿Qué estrategia probarías tú antes de pedir una pista?
What strategy would you try before asking for a hint?
Probarías asks what the reader would choose in an imagined situation.
Useful for discussing possible decisions.
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