Freeflows
All Problems
Prealgebra
Number
Theory
Counting and Probability
Precalculus
Geometry
Algebra
Intermediate Algebra
| Status | Title | Difficulty |
| 1021. Decimal Expansion Digit 5 | Level 4 | |
| 1022. Factorial Positive Factors | Level 5 | |
| 1023. Modular Inverse Puzzle | Level 5 | |
| 1024. Repeating Decimal Count | Level 4 | |
| 1025. Base Conversion Puzzle 2 | Level 4 | |
| 1026. Modular Congruence Solution 2 | Level 3 | |
| 1027. Largest Square Multiple | Level 2 | |
| 1028. LCM Cube Equation | Level 5 | |
| 1029. Modular Difference Puzzle | Level 5 | |
| 1030. Base Conversion Sum 4 | Level 5 | |
| 1031. Product Sum Integer Pair | Level 2 | |
| 1032. Mixed Operation Unit Digit | Level 2 | |
| 1033. Unique Divisor Number | Level 4 | |
| 1034. Positive Factor Count | Level 2 | |
| 1035. Base 5 Subtraction | Level 3 | |
| 1036. Base 3 Age Conversion | Level 3 | |
| 1037. Modulo 11 Remainder | Level 1 | |
| 1038. Five Digit Divisible Integer | Level 5 | |
| 1039. LCM GCD Product Puzzle | Level 4 | |
| 1040. Modulo 19 Congruence | Level 4 |