4th GMC National Math Carnival -2025

?Step right up, math enthusiasts, and prepare for the ultimate test of wit, strategy and mental agility! Welcome to the ??? ??? ???????? ???? ???????? -????—a festival where numbers come to life and logic reigns supreme. Whether you're a human calculator, a geometric genius, or a master of mathematical mysteries, this is your arena. Join us as we transform traditional equations into thrilling challenges, from mind-bending solo showdowns to high-stakes team relays. This is more than just a competition; it's a celebration of the universal language of mathematics. Get ready to prove your prowess, solve the impossible and make your mark at the ??? ??? ???????? ???? ???????? -????. Let the games begin!
?️Date: 19-20 September, 2025
?Venue: St. Gregory's High School & College
?Category:
1.Primary(P) : 1-2
2.Junior(J) : 3-5
3.Intermediate(I) : 6-8
4.Secondary(S) : 9 - 10
5.Higher Secondary(HS) : 11,12, HSC-25
✍️Registration Link: https://gmc.illusox.com/
?This event is open for all participants from all school and college.
????????????? ????: [Applicable for All Categories]
(1) Event Pass (for all solo+team segments) ⇨ 150 Taka only
(2) Class Project ⇨ 400 Taka only
(3) Signature Events (per team) ⇨ 300 Taka only
✨All Segments:
???? ???????? :
i. Math Olympiad (P, J, I, S, HS)
ii. Sudoku (I, S, HS)
iii. Rubik's Cube Solving (J, I, S, HS)
iv. Human Calculator (P, J)
v. Math IQ (P, J, I, S, HS)
vi. Mathematical Presentation (J, I, S, HS)
vii. History Quiz (J, I, S, HS)
viii. 5-minutes Professor (P, J, I, S, HS)
ix. The Probability Blitz (S, HS)
x. Geo-Zone (I, S, HS)
xi. The Geometric Sketchpad (P, J)
???? ???????? :
i. Math Project [Class Project + Individual Project] :
➡️ Class Project (5, 6, 7, 8, 9, 10, 11, 12) ➡️ [Only for Gregorians]
➡️Individual Project (5-7 || 8-10) ➡️ [Open for all institutions]
ii. Wall Magazine (5-8 | 9-12)
iii. Math Relay (I, S, HS)
??????????-????? ???????? :
i. Article Writing (1-4 | 5-12)
ii. Math Memes (Open for all)
????????? ???????? :
i. Mathventure (1-4 | 5-8 | 9-HSC-25)
ii. Math-A-Thon (6-8 | 9-HSC-25)

✍️??????? ?? ??? ?? ??? ????????:
???? ???????? :
?. ???? ????????:
In this event, Participants will be given 1 hour for 8 Questions (BDMO Standard). 3 top ranked participants will be announced as winners from each category.
a. Use of calculators or any other computing device is strictly prohibited.
b. All the solutions will be in integer form.
c. Questions will be provided in both English & Bangla.
d. Questions will not be set in any difficulty order.
e. Eligibility –P, J, I, S, HS
f. Duration- 1 hour
??. ??????:
Participants will be given 20 minutes for 2 questions in this segment. 3 top ranked participants will be announced as winners from each category. Participants will be given questions, and the fastest submissions will be deemed winners.
a. Duration- 20 minutes
b. Eligibility –I, S, HS
???. ?????’? ???? ???????:
a. The competition will consist of two rounds: The Preliminary and FINAL rounds.
b. PRELIMINARY ROUND: All students can participate in this round. From them top 15 participants will be selected for the Final Round.
c. FINAL ROUND: From the selected 15 participants, 3 winners will be decided from 3 rounds. {1st Round – 10 participants, 2nd Round – 5 participants and 3rd Round – 3 participants}
d. The competition will be held in 3×3 format in two rounds.
e. Every participant must bring his own Rubik’s cube and be present by the due reporting time.
f. Eligibility –J, I, S, HS
g. Duration- 1 hour
??. ????? ??????????:
a. There will be short mental math calculations, where you need to find the answers using just your brain. Pen, Paper and Calculator are NOT ALLOWED.
b. Eligibility –P, J
c. Duration- 20 Minutes
d. Number of Question - 20
e. Top 3 scorers will be announced as the winners from each category.
?. ???? ??:
a. Eligibility –P, J, I, S, HS
b. Duration- 30 Minutes
c. Number of Question - 10
d. Top 3 scorers will be announced as the winners from each category.
??. ???????????? ????????????:
In this segment participants have to present their presentation in the multimedia room. The presentation must be related to any mathematical topic. Like: history of any formula or mathematical equipment, new invention idea, etc. The top 3 participants from each category will be rewarded.
a. Eligibility –I, J, S, HS
b. Duration- 4 Minutes (per participant)
???. ??????? ????:
Consider a day in bright May. You are going to the market and buying a mango. I may assume that for 100% of the time you will not ask the vendor “Whose mango is this? More specifically, whose tree yielded this mango?”. This is the rule of the world. Golden Boat takes away golden paddy, right? Art stays, artist quits. We will pay a small tribute to the mathematicians for whom our civilization rolled onto this stage. This is a classical olympiad with questions from mathematicians, their history and interesting stories behind invention.
a. In this segment, all the questions will be related to the history of mathematics. Short math problems can also be added.
b. Eligibility –J, I, S, HS
c. Duration- 30 Minutes
d. Number of Question - 25
e. The top 3 participants from each category will be rewarded.
????. 5 – ??????? ?????????:
a. Participants will be provided a topic related to mathematics.
b. Each participant needs to talk about that topic for 5 minutes and they need to demonstrate the full topic to the judge. (Like- participants will describe a topic as a professor)
c. Participants can use blackboard and chalks if they need.
d. Duration – 5 minutes
e. Eligibility –P, J, I, S, HS
??. ??? ??????????? ?????:
a. There will be interesting Problems related to Probability
b. Calculators are NOT ALLOWED
c. Duration – 30 minutes
d. Number of Problems - 6
e. Eligibility – S, HS
?. ???-????:
a. There will be interesting Problems related to Geometry.
b. Calculators are NOT ALLOWED
c. Duration – 40 minutes
d. Number of Problems – 6
e. Eligibility – I, S, HS
??. ??? ????????? ?????????:
a. There will be interesting Problems which will ask you to draw a configuration.
b. Duration – 30 minutes
c. Number of Problems – 8
d. Eligibility – P, J

???? ????????:
?. ???? ???????:
a. This is a team-based event and every team has to demonstrate a project related to Mathematics.
b. There are 2 sectors under this segment – (1) Class Project, (2) Individual Project
?. ????? ???????: [Only for Gregorians]
• Eligibility – Class 5 – 12 (including ssc-25 and hsc-25)
• Each class is considered as a separate category here. It means there are 8 categories in CLASS PROJECT
• This is only for Gregorians.
• Students needs to create a team from each section.
• Number of members in a team – 4
• Topic of the projects will be announced soon.
?. ?????????? ???????: [Open for all institutions]
• Category:
o Junior: 5 – 7
o Senior: 8-10 (including ssc-25)
• Number of members in a team – 3
• Participants can make projects on any math-related topics.
e. Top 3 teams will be rewarded from each category from each sector.
??. ???? ????????:
a. This event will held in 2 categories:
o Junior: class 5 – class 8
o Senior: class 9 – class 12 (including ssc-25 and hsc-25)
b. Topic- Math & Science related any topic
c. Number of members in a team – 3
d. 3 prizes will be given from every category.
???. ???? ?????:
a. Participants must create a team of 3 members.
b. There will be 3 questions. The first member of the team will be given a question. After completing the first question, the first member of the team will give answers to the host of the meeting. If it will right, then the host will give the second question along with the answer to the first question submitted by the first member to the second member of the team, and the second member will solve it by using the answer of the first member and give the answer to the host. And goes on accordingly for the third member.
c. The competition will continue. The winners will be the first 3 teams to complete the relay with correct answers and according to their time of submission.
d. Eligibility – I, S, HS
e. Duration- 40 minutes

??????????-????? ????????:
?. ???? ??????? ???????:
a. The writings must be related to mathematics.
b. The maximum word limit is 1200.
c. Plagiarism is prohibited.
d. The top 3 participants from each category will be rewarded.
e. Category –
o .Junior : Class – [1 – 4]
o Senior : Class – [5 – 12] (including ssc-25 and hsc-25)
f. You can submit a maximum of 1 article.
g. Posting stolen articles will lead to an instant ban from the group and disqualification.
h. 60% of the score will be given to an article by the judges and 40% of marks will come from your post, reacts, share & comments in the group. So don’t forget to invite your friends to react, comment and share.
i. Upload the pictures of your composed article on our Facebook group. Then share your approved article in your Facebook profile.
j. Group link:
https://www.facebook.com/groups/718824045335762
Format of the post:
Name of the article
Name:
Institutions:
Class:
Category:
Roll:
Mobile Number:
Use this hashtag "#GMC2025MathArticle"
??. ???? ????:
Get ready to laugh your ab-surd-ly-hardest! ? It's time for the Math Meme segment of our National Festival. We're trading our textbooks for top-tier jokes, so drop your best math memes in our Facebook group. Let's see whose sense of humor is as sharp as a finely-tuned protractor!
Category: Open
•General Information and rules:
a. This is an individual contest.
b. There will be 3 winners from each category.
c. You can use meme templates, but you must be creative and original in your final work.
d. Mass racism, body shaming, or offensive towards any religion or ideology is not allowed.
e. No sexually explicit content is allowed.
f. Cannot attack someone personally or be disrespectful to others.
g. You can submit a maximum of 1 meme.
h. Posting stolen memes will lead to an instant ban from the group and disqualification. All memes you upload should have original content (OC).
i. 60% of the score will be given to a meme by the judges and 40% of marks will come from your post, reacts, share & comments in the group. So don’t forget to invite your friends to react, comment and share.
j. Upload your photo or video meme on our Facebook group. Then share your approved meme in your Facebook profile.
k. Group link:
https://www.facebook.com/groups/718824045335762
Format of the post:
Name:
Institutions:
Class:
Category:
Roll:
Mobile Number:
Use this hashtag "#GMC2025MathMemes"

????????? ????????:
?. ???????????:
a. Category:
•Junior: 1-4
•Intermediate: 5-8
•Senior: 9-12
b. Participants must create a team of 3 members.
c. Participants will be provided with a number of questions; they need to solve them and find the treasure.
d. 3 teams will be awarded.
e. Duration – 1 hour
??. ????-?-????:
a. Category:
1.Intermediate: 6-8
2.Senior: 9-12 (including ssc-25 and hsc-25)
b. Participants must create a team of 3 members.
Further Rules will be announced soon.
The countdown is on! Don't miss your chance to be a part of the grandest celebration of numbers—the ??? ??? ???????? ???? ???????? -????. This isn't just an event; it's a platform to showcase your skills, challenge your mind, and connect with fellow math enthusiasts from across the nation.
Get ready to prove your prowess, solve the impossible, and make your mark at the "??? ??? ???????? ???? ???????? -????". We can't wait to see you there!
??????? ????:
(1) Saad Bin Ahmed (President):
Phone: 01866776518
Email: [email protected]
(2) Md. Fazle Rabbi (General Secretary):
Phone: 01308426974
(3) Sk. Md. Sadip (Vice President of Administration):
Phone: 01756935521
Email: [email protected]