Problems
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| Stella Number | Problem Title |
|---|---|
| 1000.16 | Telling Time Backwards, Part II |
| 1000.22 | Floor Tile Reflection no. 2 |
| 1000.26 | Nasty Page Fold |
| 1000.53 | Stella's Fishpond |
| 1000.54 | Swapping Places |
| 1000.82 | Acropolis Pattern |
| 1009.41 | Squares on a Lattice |
| 1027.12 | Partition This Shape no. 2 |
| 1027.13 | Partition This Shape no. 3 |
| 1040.21 | The Wigglesworth Apple Trees |
| 1050.11 | Penny Triangle |
| 1070.33 | Snails and Details |
| 1079.11 | Crabcake |
| 1090.22 | Cube Frames |
| 1090.53 | Two Views, One Object |
| 1180.44 | Social Scale of Boojums |
| 1180.45 | Biology Lesson |
| 1190.17 | Digital Clock Minutes |
| 1230.41 | Hot Potato |
| 1230.54 | Students and Cars |
| 1230.71 | Chemical Conundrum |
| 1280.11 | Toad Tales |
| 1280.12 | Highland Island |
| 1320.11 | The Number of Digits in a Product |
| 1322.11 | Giant Powers of 3 |
| 1368.21 | Torture with Fractions |
| 1395.21 | Radical in Radical |
| 1490.31 | Tie-Dyed T-Shirts |
| 1510.21 | Pamela Gore |
| 1540.71 | Stella's Barbecue |
| 1550.35 | Sandwiches |
| 1550.38 | Bananas and Pears |
| 1600.13 | A Prime Number |
| 1610.12 | Primes in Product |
| 1610.31 | Nasty Numbers |
| 1640.41 | Find the Number! |
| 2050.41 | Six Nine's Make A Hundred |
| 2070.14 | Ghanaian Shirts |
| 2070.41 | Stacking Grapefruit |
| 2070.43 | Big and Little Cubes |