Here's a basic chart showing what's where in this long list of problems. There are two fully detailed lists in the User Guide:  SDS Topics in Alphabetical Order and SDS Topics in Numerical Order.

TopicStella Number
Visual Problems1000 – 1170
Logical Deduction1180 – 1290, 3750
Arithmetic1300 – 2022
Symbol Manipulation2030 – 2390, 2745, 4100
Algebra Problems2400 – 2500
Analytic Geometry2750 – 2840, 3680 – 3723
Informal Geometry3000 – 3080
Euclidean Geometry3100 – 3650, 3750 – 3850
Trigonometry4000 – 4340
Probability4400 – 4420

Filter Settings

Stella NumberProblem Title
1020.44Dividing the Yin and the Yang
1070.12This Man's Father
1070.33Snails and Details
1090.51Stark, Raving Bonkers
1100.22Continue a Numerical Pattern
1110.44Ten Billiard Balls
1110.61Security Guards
1130.11A Magic Square with Primes
1140.14Sharing Soda
1140.51A Phone Call
1160.31Product Places
1180.21Missing Dollar
1180.22Horse Trading
1180.32Commute to Possum City
1180.35Flutists and Violinists
1180.36Restaurant Staff Puzzle
1180.37Dogs, Cats, Snakes
1180.42Chain Links
1180.43Gleepers & Blahmies
1180.44Social Scale of Boojums
1180.45Biology Lesson
1180.61Mathies and Websters
1180.62Robins Here and There
1180.66The Problem Before . . .
1180.81Horse Race
1190.19Two Erratic Clocks
1190.32The Phone Booth
1190.34Kant's Clock
1190.52Day Before Yesterday
1192.21Anastasia's Birthday
1200.11Contest Results
1210.21Cheerleader Tryout
1210.31Pigeon Island
1220.11Five Houses, a Camel, and Lemonade
1230.11Baseballs and Grapefruit
1230.21The Gardner, the Baker, and the Fisher
1230.22Train Crew
1230.32Blue, White, and Gray
1230.33Four Athletes
1230.34Super-Duper Market
1230.36Tennis-Playing Family
1230.41Hot Potato
1230.42Who is Going with Whom?
1230.43Student Body Officers
1230.44Glenda Aces a Quiz
1230.46Tina's Trip
1230.47Ant, Bat, Cat
1230.51Playing Cards to Identify
1230.52Spirit Week Bake Sale Booth
1230.53Who is in Which Family?
1230.54Students and Cars
1230.55Letters and Envelopes
1230.56Take your Pills
1230.61Amy, Brenda, Christa, Dana
1230.63Maurice’s Video Games
1230.64Card Nonsense
1230.71Chemical Conundrum
1232.11Soccer Scores
1232.31Six Who Witnessed a Burglary
1240.11A Fox, a Goose, and a Bag of Corn
1240.12Four Men, Two Boys, and a Boat
1250.11False Coin no. 1
1250.12False Coin no. 2
1250.13False Coins no. 3
1260.01Handshakes (24, 1)
1260.02Handshakes (n)
1260.21Handshakes; Fly on the Wall
1270.12Pigeonholes no. 2
1270.13Globs and Glitches
1280.11Toad Tales
1280.12Highland Island
1280.21Spying on Student Council
1290.11Ice Cream Survey
1290.13A Hot Air Balloon Club
1290.14Gym Class
1650.13Wok Around the Clock
1730.31Counter-Factual Theory
2100.12Who's The Champion?
2420.12Hen and a Half, Variables
2440.77Barnabas and the Overpass
2440.82Gabriela and her Chauffeur
2465.11The Luxury Yacht Gemini
2465.21Stephanie and Bonnie's Ages
2850.48Continue the Sequences
3060.52Red and Blue Point Triangle
3060.53Red and Blue Point Parallelogram
3060.54Red and Blue Points, Right Angle
3060.55Red and Blue Point Octagon
3065.11Red/Blue Tubular Neon Lights
3080.31Seventeen Opinionated People
3500.63Four Tangent Circles
3750.13Wind Farm Fun Facts
3750.21Negating Barbells
3750.31Yobs, Blobs, and Slobs
3750.41Find the Falsehoods
3750.61Pickled Walnuts
3750.72Subsistence Allowance
3750.73Mongoes, Booms, and Flems
3750.74Toxic Tangles