Problems


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

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Stella NumberProblem Title
1027.13Partition This Shape no. 3
1027.15Partition This Shape no. 5
1070.23State a Theorem
1070.32Barrel
1110.22Around the Corners
1180.42Chain Links
1290.13A Hot Air Balloon Club
1410.12A Number Pattern
1480.21A Large Multiple of 17
1530.35Mr. Eby's Spare Tire
1640.41Find the Number!
1680.11Factorial Perfect Squares?
1730.32Squares and Cubes in a Pattern
2100.33Sum of Odd Numbers
2120.12Factor!
2230.31A Circle and a Parabola
2420.41The Cow, the Goat, and the Wildebeest
2440.63Rashon and Santiago
2440.79There's a Train in that Tunnel
2730.32Nothing but Logs
3050.11Fireman on the Ladder
3060.54Red and Blue Points, Right Angle
3060.61People In Groups
3065.11Red/Blue Tubular Neon Lights
3080.31Seventeen Opinionated People
3305.51Making a Regular Octagon
3415.11The Square Community Garden
3420.11Half a Square Foot
3420.24Three Equilateral Triangles
3420.29Midline Triangle
3420.31The Trapezoid and the Triangle
3440.13A Girl and Her Dog
3650.15Pouring Water
4100.22Cosine of Three
4120.21The Fibonacci Area Paradox
4310.31Star of David