Problems
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| Stella Number | Problem Title |
|---|---|
| 1020.12 | Covered Shapes |
| 1027.44 | Congruent Gardens |
| 1050.11 | Penny Triangle |
| 1050.61 | The Rolling Penny |
| 1060.41 | Moving Toothpicks |
| 1120.11 | Crossnumber Puzzle no. 1 |
| 1160.11 | SEND MORE MONEY |
| 1180.61 | Mathies and Websters |
| 1230.34 | Super-Duper Market |
| 1230.36 | Tennis-Playing Family |
| 1290.14 | Gym Class |
| 1300.11 | Mystery Number |
| 1368.21 | Torture with Fractions |
| 1368.25 | Egyptian Fractions Intro |
| 1470.51 | Heartbeats per Month |
| 1550.14 | Toy Rocket |
| 1550.19 | Wrestlers on the Scale |
| 1550.25 | Tree and Nests |
| 2150.11 | Difference of Reciprocals |
| 2152.22 | Catch a Robber and Maximize Your Reward |
| 2180.11 | Real-valued Radical |
| 2210.32 | Fractional Inequality |
| 2210.41 | Distance on the Number Line |
| 2310.11 | Fleet Street Market |
| 2420.11 | Hen and a Half |
| 2454.11 | How Mean? |
| 2470.52 | Teapot Trade |
| 2500.31 | Foxes and Owls |
| 2510.21 | Defined Operation no. 2 |
| 2580.11 | Big f(x), Find f(6) |
| 3050.12 | Bugs on a Branch |
| 3420.28 | Shaded Square Area |
| 3470.61 | Barber Pole |
| 3750.21 | Negating Barbells |
| 4040.11 | When Does sin(x) = x/100? |