TISA International Math Olympiad 2026 (TIMO)
for Primary Schools
for Primary Schools
TIMO is an international mathematics competition designed to inspire young learners, demonstrate that math is an art, and foster logical and analytical thinking.
The Olympiad is conducted in two languages:
English and Dutch.
The Olympiad is conducted in two languages:
English and Dutch.
3 STAGES OF THE OLYMPIAD
The winning school (with the highest total score from all participants in the final round) will receive a €500 prize.
You can sign up to get notified when the registration starts
STAGE 1:
Registration
Registration
15 December 2025 - 16 January 2026
All participants receive a certificate
STAGE 2:
Online Round
Online Round
19-30 January 2026
SOON
You will receive the invitation if you pass the Online Round
STAGE 3:
Final Round
Final Round
14 March 2026
in Leiden
in Leiden
COMPETITION GROUPS
TIMO is open to young learners across different age groups:
Group 1 (4-5 y.o.)
Group 2 (5-6 y.o.)
Group 3 (6-7 y.o.)
Group 4 (7-8 y.o.)
Group 5 (8-9 y.o.)
Group 6 (9-10 y.o.)
Group 7/8 (10-12 y.o.)
Group 2 (5-6 y.o.)
Group 3 (6-7 y.o.)
Group 4 (7-8 y.o.)
Group 5 (8-9 y.o.)
Group 6 (9-10 y.o.)
Group 7/8 (10-12 y.o.)
Join TIMO and let’s celebrate the beauty of mathematics together!
Notify Me When Registration Starts
Grade 7/8 (age 10-12 y.o.)
Grade 5 (age 8-9 y.o.)
Grade 6 (age 9-10 y.o.)
Grade 4 (age 7-8 y.o.)
Grade 2 (age 5-6 y.o.)
Grade 3 (age 6-7 y.o.)
Grade 1 (age 4-5 y.o.)
TIMO Final Round 2025 Materials