Helpful links and Resources

Topics for worksheets - Some ideas

Counting problems | Pigeonhole principle | Ways of approximating Pi | Mental Math skills | Concept of primes and counting primes | Mathematical paradoxes | Infinity- through infinite sums | Algorithms building | Graphs and coloring problems | Graphs games and devising winning strategies | Nim and graph games and winning strategies | Trigonometry and its applications | Josephus problem and pattern recognition | Polynomials and coding | Chinese remainder theorem and related problems | Fibonacci sequences and related patterns | Finding roots of polynomial in a finite number systems | Collatz conjecture, Goldbach's conjecture and Kaprekar number | Peasant ways of computing sums | Number Theory- Lotus eaters | Constructing numbers using straight-edge and compass | Matchsticks Mania | Hat problem | Escape problem | Square-able Numbers | Card Games | Traceable graphs | Caesar’s Cipher | Cottage Problem | Cryptography and coding | Fibonacci sequences-building blocks | Pappus theorem - Putting trees in rows | Sieve algorithm for counting primes

Below you can find links to websites offering puzzling, interactive games and problems might be useful when planning a Math Circles activity.

• Puzzle page, which has videos and puzzle writeups: mathforlove.com/puzzles

• Julia Robinson Mathematics Festival: https://www.jrmf.org/activities?isMultiplayer=1&sort=publishedAt_DESC&tab=1

• Rich Learning Series with Dan Finkel: https://mathspathway.com/media-library/category/richlearning/

• Math Pickles at MOMATH: https://mathpickle.com

• Global Math Project: https://globalmathproject.org/

• Videos Rich Tasks: https://mathforlove.com/video_category/rich-tasks/

• One link that I think might be quite useful is playwithyourmath.com.

• Purple Cornet! Math Meet (https://purplecornet.org/): Taking place around the world in April, Purple Cornet! Math Meet is a free, online, international, team mathematics competition designed for middle and high school students conducted annually since 2003.

• Canada Cyber STEAM Challenge (C3) (https://canadacybersteamchallenge.com/): The Canada Cyber STEAM Challenge (C3) is a national online competition aimed to encourage students in grades six through twelve to develop innovative solutions to real-world problems involving science, technology, engineering, arts, and math.

• Education.com (https://www.education.com/): Limited number of worksheets downloads for free you can use and your students to enjoy.

• Games 4 Gains (https://game4gains.com/): Require creating a free account. Several worksheets are available for free, others may require paying some fees.

• Po Shen Loh (https://www.poshenloh.com/live): Free daily YouTube Live Stream. It’s an “Ask Math Anything”, taking any middle/high school math questions serving the wider public.

• The Centre for Education in Mathematics and Computing (CEMC - Waterloo) (https://www.cemc.uwaterloo.ca/resources): The CEMC courseware materials feature lessons, interactive activities, enrichment challenges, and unlimited opportunity for practice with feedback. The courseware is online, free to use, and does not require registration.

• Parallel by Simon Singh (https://parallel.org.uk/): Weekly math challenges. 15 minutes of interesting, fun and challenging material that goes beyond school math: mystery and history, activities and oddities, puzzles and problems.

• Problem of the week – NCTM (https://www.nctm.org/pows/): The National Council of Teachers of Mathematics (NCTM) posts weekly math problems for each and every student.

• Math is Fun (https://www.mathsisfun.com/): Free worksheets and math games for all levels.

• Cool Math 4 Kids (https://www.coolmath4kids.com/): Free math games, lessons, quizzes, manipulatives, brain teasers and more for kids, teachers and parents.

• Perimeter Institute for Theoretical Physics (https://insidetheperimeter.ca/stay-at-homescience-for-explorers-of-all-ages): Offers a list of STEM interesting activities beside math.

• The Magical Way to Learn Mathematics (http://zimmer.fresnostate.edu/~mnogin/fresnomathcircle/magictricks/powerof3.html): Many playing card tricks and the math behind them that will amaze your students.