ORMC Meetings Archive • Fall 2007–Spring 2026 For the current schedule, visit the Circle Calendar 2007–2008 2008–2009 2009–2010 2010–2011 2011–2012 2012–2013 2013–2014 2014–2015 2015–2016 2016–2017 2017–2018 2018–2019 2019–2020 2020–2021 2021–2022 2022–2023 2023–2024 2024–2025 2025–2026 Summer 2025 quarter // Filter groups by: Advanced Beginners 1A Beginners 1B Beginners 2A Beginners 2B BNP A BNP B Chess Club Intermediate A Intermediate B Math Competitions Training 6/29/2025
Handouts: handout | answers | homework Students will study lesson 12 from the coursebook.
Students will study lesson 12 from the coursebook.
Students will study lessons 1 and 2 from the course book.
Handouts: additional handout Students will study lessons 1 and 2 from the course book.
Handouts: additional handout Students will cover lesson 1 from the coursebook and start lesson 2.
Students will cover lesson 1 from the coursebook and start lesson 2.
Handouts: handout
Handouts: handout The homework is to finish the packet you were given in class (attached for your reference). Solutions will be posted next Sunday, July 6, at 12:00 p.m. PST.
Handouts: handout | solutions 7/13/2025 Students will review/finish the main part of the 6/29 packet, the one prior to the Harder Induction Problems part. Then they will study a new induction packet. When/if done, they will get back to the Harder Induction Problems part of the 6/29 packet.
Handouts: The Josephus problem.
Students will study chapters 3 and 7 of the coursebook.
Students will study lessons 3 and 7 of the coursebook.
Slower students will finish the 6/29 packet. Faster students will take an AMC 8 test.
Slower students will finish the 6/29 packet. Faster students will take an AMC 8 test.
Handouts: handout | solutions 7/20/2025
Handouts: handout | solutions Students will study chapter 19 from the coursebook.
Students will study chapter 19 from the coursebook.
Students will study lessons 8 and 9 from the course book.
Students will study lessons 8 and 9 from the course book.
Students will study lesson 4 from the coursebook.
Students will study lesson 4 from the coursebook.
Handouts: division algorithm | Boolean algebra, part 1
Handouts: division algorithm | Boolean algebra, part 1
Handouts: handout | solutions 7/27/2025 The packet is inspired by the YouTube video “How lucky is too lucky?: The Minecraft Speedrunning Dream Controversy Explained” by Stand-up Maths.
Handouts: handout Students will study chapter 20 from the coursebook.
Students will study chapter 20 from the coursebook.
Students will start studying intro to math logic.
Students will start studying intro to math logic.
Students will study chapter 5 from the coursebook.
Students will study chapter 6 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout | solutions 8/3/2025
Handouts: handout Students will study chapter 21 from the coursebook.
Students will study chapter 21 from the coursebook.
Students will study chapters 12, 13, and 14 from the coursebook.
Students will study lessons 13 and 14 from the course book.
Students will study chapter 6 from the coursebook.
Students will study chapter 7 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout | solutions 8/10/2025 Students will first finish working on the 8/3 packet on errors. They will then play the game of estimathon, closely related to errors' estimation.
Students will study lesson 22 from the coursebook.
Students will study lesson 22 from the coursebook.
We will cover chapter 15 and 16 from the course book.
Students will study chapters 15 and 16 from the coursebook.
Students will review chapters 8 and 9 homework and start chapter 10.
Students will review chapters 8 and 9 homework and start chapter 10.
Students will continue studying the third Boolean Algebra packet.
Students will continue studying the third Boolean Algebra packet.
Handouts: intro | main packet | solutions 8/17/2025 Students will study the nature of the number e.
Handouts: handout Students will study Lessons 24 and 25 from the coursebook.
Students will study Lessons 24 and 25 from the coursebook.
Chapter 17, quiz, and chapter 18
Students will study chapter 11 from the coursebook.
Handouts: solutions | handout 8/24/2025
Handouts: handout
Handouts: handout Students will study lessons 20 and 21 from the coursebook.
Students will study lesson 21 from the coursebook.
Students will spend most of the class reviewing lesson 10. If time remains, they will start lesson 11.
Students will study lesson 11 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout 8/31/2025
Handouts: 8.31.2025 Beginners 2B Competition Students will study chapter 12 of the coursebook.
Students will study chapter 13 of the coursebook.
Students will take a practice test that will be graded in-class.
Handouts: AMC10 Test | AMC 10 Solutions | AMC12 Test | AMC 12 Solutions Fall 2025 quarter // Filter groups by: Advanced 1A Advanced 1B Advanced 2A Advanced 3 AMC 10/12 training AMC 8 training Beginners 1A Beginners 1B Beginners 1C Beginners 2A Beginners 2B Beginners 2C BNP A BNP B Chess club Intermediate 1A Intermediate 1B Intermediate 2A Intermediate 2B Olympiads 9/28/2025
Handouts: handout | sols
Definition of conics using distance equations. Demonstration of remarkable properties of conics from basic principles.
Handouts: handout For our first session, we will be taking a Mock Exam to assess which topics are in most need of review to prepare for the AMC 10/12
Handouts: handout
Students will study lesson 26 from the coursebook.
Students will study lesson 26 from the coursebook.
Students will review lessons 26 and 27 from the coursebook.
Students will study the first lesson from the Math Adventures with ORMC, Level 3 book.
Students will study the first lesson from the Math Adventures with ORMC, Level 3 book.
Students will study the first lesson from the Math Adventures with ORMC, Level 3 book.
Students will study lesson 1 and possibly the beginning of lesson 2 from the first part of the BNP book.
Students will study lesson 1 and possibly the beginning of lesson 2 from the first part of the BNP book.
Students will review geometry they were studying last year.
Handouts: handout Students will review geometry they were studying last year.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 10/5/2025
Handouts: handout Discussion of the isogonal property and some of its corollaries. Presentation of conics via planar sections of a cone.
Handouts: handout
Handouts: handout
Students will study lesson 27 from the coursebook.
Students will study lesson 26 from the coursebook.
We will review Chapter 28.
Students will check homework, then complete lesson 2. If time remains, they will start lesson 3.
Students will check homework, then complete lesson 2. If time remains, they will start lesson 3.
Students will study chapter 19 from the coursebook.
Students will study lesson 23 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout 10/12/2025 Students will continue the Relations and Functions lesson.
Students will review the Relations and Functions lesson and then start the lesson on finite affine planes.
Handouts: handout
Handouts: handout
Handouts: handout Students will study lesson 28 from the coursebook.
Students will study lesson 28 from the coursebook.
Students will finish the 10/5 packet and then start studying an Intro to Geometry handout.
Handouts: handout Students will finish the 10/5 packet and then start studying an Intro to Geometry handout.
Handouts: handout Students will finish the 10/5 packet and then start studying an Intro to Geometry handout.
Handouts: handout Students will study chapter 3 from the coursebook.
Students will study chapter 3 from the coursebook.
Most of the students will study chapter 23 from the coursebook. Those who have finished it, would study chapters 24 and 25.
Handouts: handout
Handouts: handout
Handouts: handout 10/19/2025 Students will study finite affine planes
Students will start studying the Stereometry (Euclidean 3D Geometry) book by Kiselev and Givental.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout Students will study lesson 29 from the coursebook.
Students will study lesson 29 from the coursebook.
Students will learn basics about angles and compass-and-ruler constructions.
Handouts: handout Students will learn basics about angles and compass-and-ruler constructions.
Handouts: handout Students will finish lesson 3 and start lesson 4 from the coursebook.
Students will finish lesson 3 and start lesson 4 from the coursebook.
Depending on where they are in the book, students will study chapters 24 - 26.
10/26/2025
Handouts: handout The packet serves as an introduction to general mathematical proofs.
Handouts: Intro to Proofs Packet
Handouts: student packet | instructor packet | student calculus packet | instructor calculus packet | source (zip)
Handouts: handout
Handouts: handout
Handouts: handout Students will study lesson 30 from the coursebook.
Students will study lesson 30 from the coursebook.
Students will learn basics about angles and compass-and-ruler constructions.
Handouts: handout
Students will discuss the chapter 4 homework and then start studying chapter 5.
Students will discuss the chapter 4 homework and then start studying chapter 5.
Most of the class will continue their work on Chapters 26 & 27.
Handouts: handout
Handouts: handout
Handouts: handout 11/2/2025
Handouts: handout
Handouts: handout
Handouts: student packet | instructor packet | source
Handouts: handout
Handouts: handout
Handouts: handout Students will study chapter 32 from the coursebook.
Students will study chapter 32 from the coursebook.
Guest instructor, Professor Dolecek, will lead students through triangle congruence theorems.
Handouts: handout
Handouts: handout 11/9/2025
Handouts: handout
Handouts:
Handouts: Symbol Strike | Intro to Game Theory | Intro to Game Theory Sols
Handouts: handout
Handouts: 2025_AMC_10A | 2025_AMC_12A
Students will start working on chapter 33 from the coursebook.
Students will start working on chapter 33 from the coursebook.
Handouts: handout
Handouts: handout
Students will study chapter 29 from the coursebook.
Most students will continue studying chapter 27 from the coursebook.
Handouts: handout 11/16/2025
Handouts: handout
Handouts: handout | sols
Handouts: handout
Handouts: handout Students will continue studying chapter 33 from the coursebook.
Students will continue studying chapter 33 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 11/23/2025
Handouts: handout
Handouts: Combinatorics | Geometry | Algebra | Number theory
Students will play a board game.
Students will play a board game.
Students will take quiz 5, then study chapter 9 from the coursebook.
Students will take quiz 5, then study chapter 9 from the coursebook.
Handouts: handout
Handouts: Questions | Answers
Handouts: handout Winter 2026 quarter // Filter groups by: Advanced 1A Advanced 1B Advanced 2A Advanced 3 AMC 10/12 training AMC 8 training Beginners 1A Beginners 1B Beginners 1C Beginners 2A Beginners 2B Beginners 2C BNP A BNP B Chess club Intermediate 1A Intermediate 1B Intermediate 2A Intermediate 2B Olympiads 1/11/2026 Students will start learning set theory.
Handouts: handout Students will start learning set theory.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout Students will study chapter 1 of the Level 2 book.
Students will study chapter 1 of the Level 2 book.
Students will study chapter 1 of the Level 2 book.
Handouts: handout
Students will review chapter 9 and begin studying chapter 10 form the BNP book.
Students will review chapter 9 and begin studying chapter 10 form the BNP book.
We'll have a tournament largely meant to evaluate students' level.
Students will study chapter 28 from Shen's book.
This is our second attempt to teach the material first covered on 10/19/2025.
Handouts: handout This is our second attempt to teach the material first covered on 10/19/2025.
Handouts: handout Students will solve the BAMO 8/12 competitions problems from the past two years.
Handouts: handout 1/18/2026
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Students will finish chapter 10 and start chapter 11 from the coursebook.
Students will finish chapter 10 and start chapter 11 from the coursebook.
Students will take a quiz on Chapter 27 (area) and review any concepts that they were shaky with.
Handouts: handout
Handouts: handout
Handouts: handout 1/25/2026
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
We will continue our module on geometry, learning why the angles in a triangle add up to 180 degrees
The students who finished Chapter 27 (Area) for homework will start on the Pythagorean Theorem, those still working through Chapter 28 will continue with it, and everyone else will continue with the various chapters they are on.
Handouts: handout
Handouts: handout
Handouts: handout 2/1/2026
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Students will be studying chapters 29-30 from Shen's book.
Handouts: handout
Handouts: handout
Handouts: handout 2/8/2026
2/15/2026
Handouts: handout
Handouts: handout
Handouts: student packet | instructor packet | source (zip)
Handouts: handout
Handouts: handout Students will take a training test and also take a look at harder AMC 8 2026 problems.
Students will study chapter 6 and 7 of the coursebook.
Students will study chapter 6 and 7 of the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout Students will study chapter 29 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout 2/22/2026 Students will continue studying the second Intro to Linear Algebra packet. Once done, they will get back to completing the 3D Affine Space and Axioms of Euclidean 3D Geometry packet.
Students will continue studying the 3D Affine Space and Axioms of Euclidean 3D Geometry packet.
Handouts: handout
Handouts: handout
Handouts: handout
After our experiments last week, we will now work on building mathematical representations of forces and motions.
Students will study chapter 12 from the coursebook.
Students will study chapter 12 from the coursebook.
Handouts: handout 1 | handout 2 Having some linear algebra tools at hand, students will complete the 1/11 Perspective packet.
Having some linear algebra tools at hand, students will complete the 1/11 Perspective packet.
Handouts:
Handouts: handout 3/1/2026
Handouts: handout
Handouts: handout | sols
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 3/8/2026
Handouts: handout
Students will play the board game Acquire.
Handouts: handout Spring 2026 quarter // Filter groups by: Advanced 1A Advanced 1B Advanced 2A Advanced 3 AMC 10/12 training AMC 8 training Beginners 1A Beginners 1B Beginners 1C Beginners 2A Beginners 2B Beginners 2C BNP A BNP B Chess club Intermediate 1A Intermediate 1B Intermediate 2A Intermediate 2B Olympiads 4/5/2026
Handouts: handout | home reading
Handouts: handout | home reading
Handouts: handout | sols
Handouts: handout
Handouts: handout
Handouts: handout Students will study chapter 8 from the coursebook.
Students will study chapter 8 from the coursebook.
Students will study chapter 8 from the coursebook.
Handouts: handout We will continue to review topics from across Beg 2, before continuing our study of Vectors and Physics 2.
Handouts: handout
Handouts: handout Students will study chapter 13 of the coursebook.
Students will study chapter 13 of the coursebook.
Handouts: Hanoi Tower 1 | Hanoi Tower 2
Handouts: Hanoi Tower 1 | Hanoi Tower 2
Handouts: handout
Handouts: handout
Handouts: handout 4/12/2026
Handouts: perspective
Handouts: handout | instructors' handout Students will continue studying the 4/5 packet.
Handouts: handout
Handouts: handout Students will study chapter 9 from the coursebook.
Students will study chapter 9 from the coursebook.
Handouts: handout We will review more topics from across Beginners 2, before continuing Vectors and Physics 3.
Handouts: Students will study chapter 14 of the coursebook.
Students will study chapter 14 of the coursebook.
Handouts: HT3 handout | HT4 handout
Handouts: HT3 handout | HT4 handout
Handouts: handout
Handouts: handout
Handouts: handout 4/19/2026
Handouts: handout Students will finish working on the Perspective packet. Once done, they will start working on the Linguistics packet.
Handouts: Linguistics Students will study mathematical foundations of the modern day computer graphics.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout Students will study chapter 10 from the coursebook.
Students will study chapter 10 from the coursebook.
Completed up to Problem 10
Handouts:
Handouts: handout 1 | handout 2
Handouts: handout 1 | handout 2
Handouts: handout
Handouts: handout Students will take a 2-hour test that is a good approximation of USAJMO tests.
Handouts: test 4/26/2026
Handouts: handout
Handouts: handout
Students will continue studying the 4/5 packet.
Handouts: handout
Students will study chapter 11 from the coursebook.
Students will study chapter 11 from the coursebook.
We will begin with an activity to cement our understanding of vectors and their arithmetic (multiplication, addition, etc.). We will then finish Geometry and Physics 2, before proceeding to Geometry and Physics 3.
Handouts: | Students will study chapter 15 of the coursebook.
Students will study chapter 15 of the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 5/3/2026
Handouts: handout
Handouts: handout
Handouts: student's packet | instructor's packet
Handouts: packet
Handouts: handout Students will study chapter 12 from the coursebook.
Students will study chapter 12 from the coursebook.
Students will study chapter 12 from the coursebook.
Handouts: handout We learn about coordinate representations of vectors. Then at last, we bring together many of the pieces we have been putting together: vectors to represent physical quantities and Newton's laws of motion.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 5/10/2026 Students will study a bit of Calculus in preparation for an upcoming Physics packet.
Handouts: handout Students will study a bit of Calculus in preparation for an upcoming Physics packet.
Handouts: handout
Handouts: additional handout In honor of the late Dale Rolfsen, students will be doing the packet on knot theory with pipe cleaners.
Handouts: handout
Handouts: handout
Handouts: handout Students will study chapter 13 from the coursebook.
Students will study chapter 13 from the coursebook.
Students will study chapter 13 from the coursebook.
We will finish Vectors and Physics 3, which discusses coordinate representations of vectors along with connecting vectors and Pythagoras's theorem. Then we will do a review of the topics we have covered in Beg 2B, in anticipation of a quiz next week.
Completed up to problem 7
Handouts: handout Students will study chapter 16 of the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 5/17/2026
Handouts: handout
Handouts: handout
Handouts: student packet | instructor packet | source | bonus student problem | bonus instructor problem | bonus source
Handouts: handout
Handouts: handout
Handouts: handout | sols Students will study chapter 14 from the coursebook.
Students will study chapter 14 from the coursebook.
Students will study chapter 14 from the coursebook.
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout
Handouts: handout 5/31/2026
Handouts: handout
Handouts: Algebra | Combinatorics and Geometry | Number Theory
Handouts: handout
Handouts: handout
Handouts: handout Students will play the popular board game.
Students will play the popular board game.
Handouts: handout