Mental Math

Born between 2011 and 2020
Registrations open
What is the SUPERTMATIK Summer Open?
SUPERTMATIK Summer Open 2026 is an online mental math competition, open to all students born between 2011 and 2020. It features an exciting format, with a series of knockout challenges that become progressively more difficult. Over several weeks, the competition will run in an educational and positive way, encouraging regular practice and steady improvement in mental agility.
Registration form at the bottom of this page.
Stages and dates
Registrations
until 14 July
Round 1
18 and 19 July
Time Attack mode mode
Round 2
25 and 26 July
Time Attack mode
Round 3
1 and 2 August
Vs Robot "Sya”
Round 4
4 and 9 August
Vs Robot "Hebe”
Round 5
15 and 16 August
Tournament mode
Round 6
23 and 24 August
Tournament mode
Round 7 - Semi-finals
29 and 30 August
Tournament mode
Round 8 - Finals
5 and 6 September
Tournament mode
Join the competition!
Play wherever you want...
SUPERTMATIK is mental math game has proven to successfully engage students in grades 1 through 9 (aged between 6 and 15 years).
Learning is fun!
SUPERTMATIK helps students to develop basic competence in mathematics from the beginning of their schooling through constructive play, interesting and involving them in it via a fun way of learning.
2025, Final match results of the competition.

2026, Summer Open Rules
Click on the icon
Special prizes for the winners
The winners, as well as the students placed in 2nd, 3rd, and 4th positions, will receive official SUPERTMATIK medals and EUDACTICA educational games. In addition, the top three ranked students will be able to choose one of the following prizes: Walkie Talkie, 4K Drone, Skateboard, Robot Building Kit, Portable Digital Microscope, Camera, or Art Drawing Kit.

All students who reach round 5 will be automatically entered into a draw, from which three winners will be selected. Each of these winners will also be able to choose one of the prizes mentioned above.
Registration form
2026, Summer Open
Registrations Now Open
Registrations
Send us your comments and suggestions!
About us:
EUDACTICA, founded in 2007, is dedicated to developing educational resources that enhance mental agility and support cognitive growth. As the exclusive promoter and representative of the Portuguese SUPERTMATIK game brand, the company has established a strong reputation for producing high-quality materials aimed at supporting cognitive development. In addition, EUDACTICA organizes school-based competitions which, through the enthusiastic participation of thousands of students, underscore the educational value and motivational impact of introducing innovative pedagogical strategies into the teaching–learning process.
EUDACTICA’s goal is to continue contributing to the improvement of education—both in schools and within families.
Doubts?
Our team will be happy to answer your questions in record time!
Newsletter:
Hoja informativa
General Email:
info@eudactica.com
Email Championships:
supertmatik@eudactica.com
Phone & WhatsApp: (00351)965 548 578
Championships Hotline: (00351)966 208 191






