In the 2025-26 year, the Upper Elementary
Ellipse is meeting Wednesdays, 3:30-5:00.
Fall 2025 Schedule:
This schedule is tentative and hence subject to change.
| Date | Topic |
| September 10 | Elliptical Explorations |
| September 17 | Magical Math |
| September 24 | More Magic |
| October 1 | Yom Kippur Vacation |
| October 8 (Sukkot Day 2) | Sukkot Socializing |
| October 15 (Global Math Week) | Detonating Dots |
| October 22 (National Color Day) | Colorful Chronicle |
| October 29 | Counting Cauldrons |
| November 5 (National Donut Day) | An Edible Epilogue |
| November 12 | Seaside Symmetry |
| November 19 | Gerrymandering |
| November 26 | Thanksgiving Vacation |
| December 3 | Segmented Snakes |
| December 10 | Abracadabra Addition |
| December 17 | P3 (Pizza Puzzle Party) |
Spring 2025 Schedule:
| Date | Topic |
| April 1 (April Fools' Day) | 1 = 0 |
| April 8 | Yin Yang |
| April 15 (Euler's Birthday) | Euler's Formula |
| April 22 | Domino Dissections |
| April 29 (Int'l.Tabletop Day NOT) | Table Top Puzzles |
| May 6 | Euler's Expedition |
| May 13 (Nat'l.Frog Jumping Day) | |
| May 20 (A Pi Day) | Pi Are Square |
| May |
-Omino Tilings |
| June 3 | P3 (Pizza Puzzle Party) |
Winter 2025 Schedule:
| Date | Topic |
| January 7 | JMM Vacation |
| January 14 | canceled due to Covid |
| January 21 | Elliptic Explorations & 2025 |
| January 28 | 2025 & Net Notions |
| February 4 | Collecting Cups |
| February 11 | Chomping Chocolate |
| February 18 | Up & Over |
| February 25 | Color Separation |
| March 4 | Paths in Graphs |
| March 11 | Pi Math Contest |
| March 18 | P3 (Pizza Puzzle Party) |
Fall 2024 Schedule:
| Date | Topic |
| October 8 | Elliptic Explorations |
| October 15 | Detonating Dots |
| October 22 | A Colorful Chronicle |
| October 29 | Spooky Spiders |
| November 5 | Voting Vexation |
| November 12 | Saesara Secrets |
| November 19 | Mandelbrot Marvels |
| November 26 | Thanksgiving Vacation |
| December 3 | SET Stuff |
| December 10 | P3 (Pizza Puzzle Party) |
Spring 2024 Schedule:
| Date | Topic |
| April 2 | Playful Palindromes |
| April 9 | Gallery Guarding |
| April 16 | Induction Interlude |
| April 23 | Frolicking Frogs |
| April 30 | Gaussian Goodies |
| May 7 | Fivey Fences |
| May 14 | TBD |
| May 21 | [K]Night Moves |
| May 28 | Roll Reversal |
| June 4 | Chromatic Numbers |
| June 11 | P3 (Pizza Puzzle Party) |
Winter 2024 Schedule:
| Date | Topic |
| January 9 | Prancing Pentominos |
| January 16 | Newtonian Notions |
| January 23 | Without Words |
| January 30 | Puzzle Pieces |
| February 6 | Drawing Dragons |
| February 13 | Happy Hearts |
| February 20 | Dazzling Diagonals |
| February 27 | G4G 15 Puzzle |
| March 5 | Pi Math Contest |
| March 12 | Pi Pieces |
| March 19 | P3 (Pizza Puzzle Party) |
Fall 2023 Schedule:
| Date | Topic |
| August 29 | Elliptic Explorations |
| September 5 | Tower of Hanoi |
| September 12 (National Ants On A Log Day) |
Ants on a Log Puzzles |
| September 19 | Color Triangles |
| September 26 (National Pancake Day) |
Pancake Flipping |
| October 3 (Sukkot) | Friends & Strangers |
| October 10 | Exploding Dots |
| October 17 | Queens & Pawns |
| October24 | Bent Triomino Tiling |
| October 31 | |
| November 14 | Colorful Cups |
| November 21 | Thanksgiving Vacation |
| November 28 | Penciling Paths |
| December 5 | Folding Fractions |
| December 12 | P3 (Pizza Puzzle Party) |
Spring 2023 Schedule:
| Date | Topic |
| April 3 | Tessellations |
| April 10 | Birthday Puzzles |
| April 17 | Apple Picking |
| April 24 | Chomp |
| May 1 | Rook's Move |
| May 8 | Omino Tiling |
| May 15 | Dice Bingo |
| May 22 | Diffy Squares |
| May 29 | Memorial Day Vacation |
| June 5 | P3 (Pizza Puzzle Party) |
In Fall 2022 and Winter 2023, there was only a
Middle Elementary School (3rd-5th graders) Ellipse.
Winter 2023 Schedule:
| Date | Topic |
| January 2 | New Year's Vacation |
| January 9 | |
| January 16 | MLK Day Vacation - Optional Meeting on Folding Fractions |
| January 23 | Picking Points |
| January 30 | Puzzle Pieces |
| February 6 (Tu B'Shevat) | Magic Trees |
| February 13 | Hearty Math |
| February 20 | Presidents Day Vacation |
| February 27 | Mondrian Math |
| March 6 | Fractals |
| March 13 | Pi |
| March 20 | A Recipe to Infinity |
Fall 2022 Schedule:
| Date | Topic |
| September 5 | Labor Day Vacation |
| September 12 / 16 | Elliptical Explorations |
| September 19 | Prancing Pentominos |
| September 26 | Rosh HaShanah Vacation |
| October 3 / 7 | Getting SET |
| Oct.10/14 - Global Math Week | Exploding Dots |
| October 17 / 21 | Sukkot Sets / Martin Gardner |
| October 24 / 28 | Counting Cauldrons |
| Oct. 31 / Nov. 4 | Halloween Vacation / SBJFF Vacation |
| November 7 / 11 | Gerrymandering / Veterans Day Vacation |
| November 14 / 18 | Map Coloring |
| November 21 / 25 | Thanksgiving Vacation |
| Nov. 28 / Dec. 2 | Bagels & Mugs |
| December 5 / 9 | Torus Explorus |
| December 12 / 16 | Pascal's Triangle |
2020-2021 Non-Schedule (on Zoom):
| Date | Topic |
| to be filled in later |
Winter 2020 Schedule:
| Date | Topic |
| January 8 | Olympiad #3 and Math Games |
| January 15 | JMM - No Meeting |
| Monday, January 20 | MLK Day - Optional Meeting MLK Adventure and Codes & Ciphers |
| January 22 | Expected Value and Alpha Star Contest |
| January 29 | Handshakes Across Tables |
| February 5 World Nutella Day |
Fractional Fun |
| February 12 | Olympiad #4 & Making Mathematical Valentines |
| February 19 | (Drawing Mountains) |
| February 26 | Recursion |
| March 4 | Tower of Hanoi |
| March 11 (Shushan Purim) |
Olympiad #5 and Hamantaschen Math |
| March 18 | P3 - Pizza Puzzle |
Fall 2019 Schedule:
| Date | Topic |
| Sep.9 & Sep.11 | Elliptical Explorations & Nim |
| 9-16-19 & 9-18-19 | Palindromes |
| Sep.23 & Sep.25 | Ramsey Theory |
| Sep.30 & Oct. 2 | Monday - Rosh HaShanah - No Meeting Wednesday - SETting Up |
| Oct.7 & Oct.9 | Monday - SETting Up Wednesday - Yom Kippur - No Meeting |
| Oct.14 & Oct.16 Global Math Wk. |
Exploding Dots |
| Oct.21 & Oct. 23 National Color Day ±1 |
Map Coloring & Martin Gardner |
| Oct.28 & Oct.30 | Spooky Spiders |
| Nov.4 & Nov.6 | Gerrymandering |
| Nov.11 & Nov.13 | Veterans Day & AMC-8 AfterMath Vacation |
| Nov.18 & Nov.20 | Olympiad #1 & Math Games |
| Nov.25 & Nov.27 | Thanksgiving Vacation & National Game Week |
| Dec.2 & Dec.4 | Diffy Squares |
| Dec.9 & Dec.11 | Olympiad #2 & Re-SETting |
| Dec.16 & Dec.18 | P3 (Pizza Puzzle Party) |
Spring 2019 Schedule:
| Date | Topic |
| April 1 | April Fool's Day - Optional Meeting 1 = 0 |
| April 8 | Coloring Space - 1D |
| April 15 - Euler's Birthday | Euler's Theorem |
| April 22 - Passover | Jumping Frogs |
| April 29 | Personal Vacation |
| May 6 | Coloring Space - 2D |
| May 13 | Mathtermind |
| May 20 | A Recipe to Infinity |
| May 27 | Memorial Day Vacation |
| June 3 | P3 (Pizza Puzzle Party) |
Winter 2019 Schedule:
| Date | Topic |
| January 7 | Quartering the Cross |
| January 14 | Olympiad #3 and TBD |
| January 21 | MLK Day - No Meeting |
| January 28 | Puzzle Pieces |
| February 4 | MacMahon Squares |
| February 11 | Olympiad #4 and Isomorphic Games |
| February 18 | Presidents' Day - Optional Meeting A Presidential Proof |
| February 25 | Mondrian Art Puzzles |
| March 4 | Olympiad #5 & Pascal's Triangle |
| March 11 | TBD |
| March 18 | P3 - Pizza Puzzle Party |
Fall 2018 Schedule:
| Date | Topic |
| August 27 - 23/33 | C3 - Cute Cubic Conundrums |
| September 3 | Labor Day - No Meeting |
| September 10 | Rosh HaShanah - No Meeting |
| Sep.17-Constitution Day | Self-Referential Logic |
| September 24 - Sukkot | Elliptical Exploration & Take-Away Games |
| October 1 - Sukkot | Banana Bunches |
| October 8 - Columbus Day | Spatial Outside-the-Box Puzzles |
| Oct.15 - Global Math Wk. | Exploding Dots |
| Oct.22 - Nat'l. Color Day | Coloring Cubes |
| October 29 | C3 - Cube Coloring Continued |
| November 5 | Tower of Hanoi |
| November 12 | Veterans Day - No Meeting |
| November 19 | Thanksgiving Wk. - Optional Meeting - Math Games |
| November 26 | Olympiad #1 & Math Games |
| December 3 | Dreidel Math |
| December 10 | Rational Tangles |
| December 17 | Olympiad #2 & P3 - Pizza Puzzle Party |
Spring 2018 Schedule:
| Date | Topic |
| April 2 | School Vacation Day |
| April 9 | Fibonacci Fun |
| April 16 | Puzzles from G4G |
| April 23 | Hexaflexagons |
| April 30 - Gauss's Birthday | Arithmetic Series |
| May 7 | KenKen |
| May 14 | Museum Guards |
| May 21 | Triangulating, Coloring & Inducting |
| May 28 | Memorial Day Vacation |
| June 4 | P3 (Pizza Puzzle Party) |
Winter 2018 Schedule:
| Date | Topic |
| January 1 | New Year's Day Vacation |
| January 8 | Olympiad #2 & a Chinese Puzzle |
| January 15 | MLK Day Vacation Optional Extra Meeting: Hexominos, Nets & Calendar |
| January 22 | PiMC |
| January 29 National Puzzle Day |
Olympiad #3 & Other Puzzles |
| February 5 | Shapes of Numbers |
| February 12 | Möbius Strips |
| February 19 | Presidents' Day Vacation Optional Extra Meeting: A Presidential Proof |
| February 26 | Olympiad #4 & Colorful Sudoku |
| March 5 | The Magic Potion |
| March 12 | Olympiad #5 & Snake'n'Worm Sudoku |
| March 19 | P3 (Pizza Puzzle Party) |
Fall 2017 Schedule:
| Date | Topic |
| September 4 | Labor Day |
| September 11 | Elliptical Exploration |
| September 18 | Some Soxy Problems |
| September 25 | Gossip Networks |
| October 2 | Map Coloring |
| October 9 | Tori |
| October 16 | Exploding Dots |
| October 23 | Square Fractals |
| October 30 | Lyin' & Tigers & Bears |
| November 6 | Knots & Not Knots |
| November 13 | Olympiad #1 |
| November 20 | Thanksgiving Holiday - Math Games |
| November 27 | Primo Prime Games |
| December 4 | Personal Vacation |
| December 11 | P3 (Pizza Puzzle Party) |
Spring 2017 Schedule:
| Date | Topic |
| April 3 | SB School District Vacation Day |
| April 10 | Passover Vacation |
| April 17 | Jumping Frogs |
| April 24 | Personal Vacation |
| May 1 | MatheMagics |
| May 8 | Dividing Shapes |
| May 15 | All SET Up |
| May 22 | Coloring Graphs |
| May 29 | Memorial Day Vacation |
| June 5 | Canceled due to Jury Duty |
| June 12 | P3 (Pizza Puzzle Party) |
Winter 2017 Schedule:
| Date | Topic |
| January 9 | Elliptical Explorations |
| January 16 | MLK Day Vacation |
| January 23 | Math Play & Pi Math Contest |
| January 30 | Mugs & Mounds |
| February 6 | Spot-It Speculations |
| February 13 | Mobius Marvels |
| February 20 | Presidents Day Vacation |
| February 27 | Hoops of Hanoi |
| March 6 | Rubik's Ruminations Guest Presenter: Audrey Dutcher |
| March 13 | Rotations & Reflections |
| March 20 | Rubik Revisited & P3 (Pizza Puzzle Party) |
Spring 2016 Schedule:
| Date | Topic |
| April 14 | Getting SET |
| April 21 | Re-SETting |
| April 28 | Jumping Frogs |
| May 5 | Chocolate Logic |
| May 12 | Up & Over on Finite Grids |
| May 19 | Pi Are Square |
| May 26 | Up & Over on Infinite Grids |
| June 2 | P3 (Pizza Puzzle Party) |
Winter 2016 Schedule:
| Date | Topic |
| January 21 | Elliptical Explorations |
| January 28 | A Recipe to Infinity |
| February 4 | Infinity in a Bucket |
| February 11 | Monkey Math |
| February 18 | Tiling |
| February 25 | Prime Time |
| March 3 | Banana Math |
| March 10 | Pick's Theorem |
| March 17 | Ramsey Theory |
| March 24 | P3 (Purim Phractal Party) |
Spring 2015 Schedule:
| Date | Topic |
| May 26 | Set Theory & SET Game |
| June 9 | Infinity & Beyond |
Winter 2015 Schedule:
| Date | Topic |
| January 27 | Counterexamples |
| February 3 | AMC Vacation |
| February 10 | Moebius Mania |
| February 17 | Sheep & Goats |
| February 24 | Fraction Fun |
| March 3 | Shapes of Numbers |
| March 10 | This Week Has No Topic |
| March 17 | Fractals |
| March 24 | P3 (Pizza Puzzle Party) |
Fall 2014 Schedule:
| Date | Topic |
| September 17 | Elliptical Explorations |
| September 24 | Thinking Outside the Box |
| October 1 | Getting SET |
| October 8 | A-MAZE-ment |
| October 15 | Mix & Tricks |
| October 22 | A Celebration of Mind: Martin Gardner Centennial |
| October 29 | Canceled due to school field trip |
| November 5 | Voting Methods |
| November 12 | Map Coloring |
| November 19 | Fractals |
| November 26 | Thanksgiving Vacation |
| December 3 | Time for Numbers |
| December 10 | The Twelve Ways of Pascal's Triangle |
| December 17 | P3 (Pizza Puzzle Party) |
Spring 2014 Schedule:
| Date | Topic |
| March 31 | April Fools Math |
| April 7 | Braids and Strings |
| May 19 | Pi Are Square |
| May 26 | Memorial Day Vacation |
Winter 2014 Schedule:
| Date | Topic |
| January 13 | Coloring Space |
| January 20 | MLK Day Vacation |
| January 27 | Fermi Popcorn |
| February 3 | -Ominoe Tilings |
| February 10 | Measuring Space |
| February 17 | President's Day Vacation Optional Extra Meeting: A Presidential Proof |
| February 24 | The Value of Truth |
| March 3 | Double Trouble |
| March 10 | Continuation of Previous Topics |
| March 17 | P3 (Pizza Puzzle Party) |
Fall 2013 Schedule:
| Date | Topic |
| October 7/8 | Elliptical Explorations & Take Away Games |
| October 14/15 | Map Coloring |
| October 21/22 | No Meeting |
| October 28/29 | Lyin' & Tigers (Logic) |
| November 4/5 | 2-Coloring & Induction |
| November 11 | Veterans Day Vacation |
| November 18 | Fractals |
| November 25 | Puzzle Pieces |
| December 2 | Jelly Donuts (Topology) |
| December 9 | A Recipe to Infinity |
| December 16 | P3 (Pizza Puzzle Party) |
| December 23 | Optional Extra Meeting: One More Thing |
Spring 2013 Schedule:
| Date | Topic |
| April 25 | Elliptical Explorations |
| May 2 | Fun with Multiple Choice |
| May 9 | -Ominoe Tilings |
| May 16 | Math SuperBowl AfterMath & Last One Standing |
| May 23 | Cake Cutting |
| May 30 | P3 (Pizza Puzzle Party) |