The star rating is an indication of complexity for pencil-and-paper solving. However, as a computer-programming exercise, a '3 star' puzzle can be much harder to code than a '5 star' puzzle. If clp(fd) is new to you, start with the 1 star puzzles.
| Stars | Title | Program | Comments |
| Arch Friends | arch.pl | Hint for newbies: the Analysis explains how to approach this puzzle | |
| A Round of Golf | golf.pl | Read the Analysis section to see how this compares to Arch Friends | |
| Babysitting | baby.pl | Another starter puzzle | |
| Breaking News | news.pl | A simple 1 star warmup | |
| Four Islands | island.pl | Locations on a simple map | |
| Tunapalooza | tuna.pl | Exactly 2 of 3 | |
| Lecture Series | lecture.pl | Starter, has male/female clues to code | |
| Historic Homes | homes.pl | Starter, order and age | |
| Blueberry Muffins | muffins.pl | A starter puzzle | |
| Master Class | master.pl | Handle duplicates (last names, and vocal range) | |
| Sleeping Arrangements | sleeping.pl | Sharing bedrooms | |
| Stones of Heaven | stones.pl | If you're starting out, it helps to see examples | |
| Pro and Con | pro.pl | Don't scoff at this 2 star! | |
| Bob's Shish Kebabs | bob.pl | A 5 star puzzle for the programmer. Challenging. | |
| Jelly Beans | jelly.pl | Closest guess (high or low) is first | |
| Piano Lessons | piano.pl | numbers: years of study and appointment time | |
| Ticket Sellers | ticket.pl | A bit easier math | |
| Dollar A Ticket | dollar.pl | Another similar to the zebra puzzle | |
| Building Blocks | blocks.pl | Visual clues: Six-sided dice, spell words | |
| Dominoes | domino.pl | Visual clues: Dominoes layout. Thanks to Warwick Harvey and Joachim Schimpf for the solution! | |
| Who Found The Hamster | who.pl | Indirect "spouse of" clues | |
| Stablemates | stable.pl | Two numeric sequences involved | |
| Exodus | exodus.pl | A lot like the zebra puzzle | |
| Seeing Triple | triple.pl | Sets: solution uses the set solver | |
| Wired Up | wired.pl | Six people share 4 rooms | |
| Travel Swap | swap.pl | A gives to B, A receives from C, B gives to ... | |
| Surf and Turf | surf.pl | Names and initials | |
| Open House | open.pl | Challenge to code the sets of relatives | |
| Snow Play | snow.pl | Another puzzle involving sets and using the set solver | |
| Teachers' Union | teacher.pl | Domain values for years not given, must be calculated | |
| The Last Mile | mile.pl | Sunday, Sunday morning, Sunday afternoon | |
| Face Facts | face.pl | Check out Clue 8 | |
| Minor Confusion | confusion.pl | Updated, faster solution found (March 2001) | |
| Lynxville Links | linxville.pl | Graph nodes and edges | |
| Mush, You Huskies! | mush.pl | 20 variables to figure out | |
| Share and Share Unalike | share.pl | Top-down, bottom up, and across the pyramid. Challenging to code. | |
| Flowers in February | flowers.pl | Which days of which weeks | |
| Soup Selections | soup.pl | Visual: Around a circle, across and next to clues | |
| Dessert Bar | dessert.pl | Not one-to-one match; pick 1 to 5; duplicates | |
| Signing Off | signing.pl | Visual clues: model a roadmap. | |
| Cheese and Crackers | cheese.pl | Look at clues 7 to 11 | |
| Iltorian Planetoids | iitorian.pl | Size and quantity grouping | |
| Cedar Lake Clean-Up | lake.pl | Arrival order, even-odd clues | |
| Calendar Men | calendar.pl | 12 months, 12 athletes, 12 sports | |
| Computer Romance | romance.pl | Each person has an alias | |
| Sibling Uproar | sibling.pl | Double-depth reference: the person who was angry at the person who was angry at ... |