LODOVICO FERRARI TOURNAMENT

Sixth LODOVICO FERRARI TOURNAMENT
FOR SOLVING ALGEBRAIC EQUATIONS AND ARITHMETIC PUZZLES

On July 5, 2026, in the city of Nessebar, within the framework of the “Mathematics Without Borders” tournament, the final round of the Sixth Lodovico Ferrari Tournament for Solving Arithmetic Puzzles and Algebraic Equations will be held.

TOURNAMENT REGULATIONS – 2026

The “Lodovico Ferrari” Tournament is a competition in solving arithmetic puzzles and algebraic equations for students aged 7 to 19.

1. Stages

The tournament consists of two stages: qualification and final round.

2. Participants

Students from Grades 1 to 12.

3. Qualification Stage

  • By March 30, participants must send a completed application form to:
    mwb_bg@mathematicalmail.com
    The application form is published at: www.mathematicalmail.com

  • On March 31, the organizers send the qualification problems to all registered participants.

  • By April 30, participants send their solutions by post to:
    Stara Zagora 6000, P.O. Box 288, Ferrari Tournament

  • The results are announced on: www.mathematicalmail.com

4. Competition Format

4.1. Problems

  • 5 problems with short (free) answers

  • 2 problems requiring a written solution

4.2. Competition groups

  • Arithmetic puzzles: Grades 1–2; Grades 3–4; Grades 5–6

  • Algebraic equations: Grades 7–8; Grades 9–10; Grades 11–12

4.3. Time limit: up to 60 minutes.

4.4. Scoring

4.4.1. Problems with short answers

  • 2 points – correct answer

  • 1 point – at least half of multiple correct answers provided; or if the correct answer is given along with one incorrect

  • 0 points – incorrect or missing answer

4.4.2. Problems requiring a written solution

(Problems 6 and 7)

  • 4 points – correct solution with reasoning

  • 2 points – correct answer without reasoning

  • 1 point – partially correct solution

5. Awards

  • First-place winners in each grade (1–12) receive a cup and a certificate.

  • Second and third place winners receive medals and certificates.

  • All participants receive certificates.

  • In case of equal scores, the award is shared.

6. Fees

6.1. Qualification round fee: 30 BGN

Deadline: March 30
Paid to the bank account of the Mathematics Without Borders Foundation.

6.2. Final round fee: 40 BGN / 20 EUR

Deadline: June 10
Paid to the bank account of the Mathematics Without Borders Foundation.

6.3. Travel and Accommodation

Travel and accommodation expenses for the final in Nessebar are covered by the participants/parents/schools.

Documents for download