[Weekly Update] Take our Introduction to Counting & Probability course in half the time

Check off your holiday to-do list with AoPS today ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ New course sections now available! [SHOP NOW]( Your Weekly Update Finish Introduction to Counting & Probability in Just Six Weeks Enroll in our accelerated section! This special section starts on January 25th and runs for six weeks. Classes are held on Tuesdays and Thursdays, ending on March 3rd. Whether your student prefers a faster pace or finds a six-week class to be a better fit for their schedule, they'll still get the same deep dive into important concepts. Save their spot today. [Enroll Now]( Veteran AoPS Online Instructor Ashley Ahlin will be teaching this section. Course content will be the same as standard sections. Homework assignments have been adjusted to match the new schedule. MATHCOUNTS Competition Series Registration Ends Friday, December 17th MATHCOUNTS is a national program that provides students in grade 6-8 the opportunity to compete in live contests against and alongside their peers. Both school and non-school competitors can learn more about registration requirements and guidelines over on the [official MATHCOUNTS website](. Support STEM Students Through BEAM's Donation Matching Program BEAM (Bridge to Enter Advanced Mathematics), a project of the non-profit AoPS Initiative, creates pathways for underserved STEM students. From enrichment programs to overall holistic support, they guide students to reach their full potential. First-time donations (up to $500) will be multiplied by 10X. Returning donors will have their donation matched by pi. Program ends December 31st. [Donate today!]( 12 Days of X-Math Puzzles AoPS puzzles get a festive twist! Every day from December 13-24, we're posting a new puzzle (and slice of holiday story) on our social channels. For problem solvers looking for a challenge during their winter break, puzzles are posted on Facebook, Instagram, and Twitter. [If you missed the first two puzzles, you can get up to date through the AoPS blog.]( Math Jams Discuss new ideas, courses, and more with our free online math discussions. [Find the full Math Jam schedule here.]( Escape the Dungeon or Die, Part 2 December 15 - Wednesday at 7:30 pm ET / 4:30 pm PT This Math Jam Text Adventure proved fiendish and fun! Despite the best efforts of the computer, mrichard (beep boop!) we did not complete all of the adventure. Read back through the transcript of the first part, and come back refreshed and ready to go! There will be minimal introduction so we can focus on solving the puzzles, and talking about them after. Spring Classes Math Jam January 10 - Monday at 7:30 pm ET / 4:30 pm PT Art of Problem Solving instructors discuss upcoming AoPS online courses. We'll work through a few sample problems, discuss how the courses work, and answer questions about the courses. AoPS Online Course List Introductory Math [Prealgebra 1]( January 5 - Wednesdays at 7:30–8:45 PM ET (4:30–5:45 PM PT) January 23 - Sundays at 7:30–8:45 PM ET (4:30–5:45 PM PT) [Prealgebra 2]( January 6 - Thursdays at 7:30–8:45 PM ET (4:30–5:45 PM PT) January 16 - Sundays at 7:30–8:45 PM ET (4:30–5:45 PM PT) [Introduction to Algebra A]( Janaury 4 - Tuesdays at 7:30–9:00 PM ET (4:30–6:00 PM PT) Janaury 21 - Fridays at 7:30–9:00 PM ET (4:30–6:00 PM PT) [Introduction to Counting & Probability]( January 7 - Fridays at 7:30–9:00 PM ET (4:30–6:00 PM PT) January 9 - Sundays at 7:30–9:00 PM ET (4:30–6:00 PM PT) [Introduction to Algebra B]( January 4 - Fridays at 7:30–9:00 PM ET (4:30–6:00 PM PT) **January 19 - Wednesdays at 4:30–6:00 PM ET (1:30–3:00 PM PT)** [Introduction to Geometry]( January 3 - Mondays at 7:30–9:00 PM ET (4:30–6:00 PM PT) Intermediate Math [Intermediate Algebra]( January 13 - Thursdays at 7:30–9:00 PM ET (4:30–6:00 PM PT) [Precalculus]( January 10 - Mondays at 7:30–9:30 PM ET (4:30–6:30 PM PT) Contest Preparation [Special AMC 8 Problem Seminar A]( **January 8 & 9 - Saturday & Sunday at 12:00-3:00 PM ET (9:00 AM - 12:00 PM PT)** [Special AMC 8 Problem Seminar B]( **January 8 & 9 - Saturday & Sunday at 4:00-7:00 PM ET (1:00 - 4:00 PM PT)** [AIME Problem Series A]( January 10 - **Mondays, Wednesdays, & Fridays at 7:30–9:00 PM ET (4:30–6:00 PM PT)** For more puzzles visit our [Keep Learning]( webpage. [Facebook]( [Twitter]( [Pinterest]( [View in browser]( Art of Problem Solving, 15330 Avenue of Science, San Diego, CA 92128, United States [Update subscription preferences]( or [Unsubscribe](