Ohio Resource Center
Home
Background
On Problem Solving
Heuristics
Stella's Biography
Introductory Problems
Problem Sets
Using Stella
In The Classroom
Grading Tips
Extending Problems
Complete Stella Library
by Course
by Title
by Stella Number
Stella Decimal System
Sources
Go to Search
|
Recent / Popular
Mathematics Educators
Science Educators
English Language Arts Educators
Social Studies Educators
ilearnOhio
Resources for Early Childhood (REC)
Literacy K-5
Adolescent Literacy (AdLIT)
ORC·On e-pub
Algebra II / Trigonometry
Problem Set #1
1040.21
Nine Cherry Trees
1230.41
Card Players Around a Table
1510.21
Pamela Gore
2100.21
x
y
= y
x
2210.11
Fraction Inequality
2260.11
Giant Difference of Squares
3470.12
Radio Antenna
3470.13
Clairbuoyant
Problem Set #2
1050.11
Triangle of Pennies
1368.21
Sum of Big Fractions
2150.11
Difference of Reciprocals
2180.11
Radical Has Real Values
2210.32
Inequality with Fractions
2310.11
Farmers' Market, Chickens, Geese
2420.11
Hen and a Half
3420.28
Squares, Shaded Area
Problem Set #3
1610.12
Primes in Product
2070.71
Next Perfect Square
2420.12
Hen and a Half, Variables
2490.11
Supermarket, Apples
2500.71
Okla Homer Baggage
3500.41
Stack of Water Pipes
3530.11
Find Diameter of Circle
3550.23
Spinning in Circles
Problem Set #4
1000.82
Pattern Continuation (Acropolis)
1280.11
Highland Island 1 (C, P)
2150.22
Reciprocal Equation
2300.11
Exponential Equation with 3's
2310.21
Coffee Break
2410.11
Salesman's Commission
2760.21
Find Adjacent Corner of Square
2770.41
Circle & Triangle
3640.11
Sphere Packed in Box
Problem Set #5
1090.22
Cube Frame, Vertices Numbered
1280.12
Highland Island 2 (C, P)
1490.31
Tie-Dyed T-Shirts
2480.11
Birthday Present (Dimes, Quarters)
2580.41
Find f(7) in 7th Power Equation
2761.11
Sum of Slopes of Sides of Triangle
3460.11
Line Splits Triangle Into Equal Areas
3580.11
Trapezoid, Similar Triangles
Problem Set #6
1000.15
Mirror Clocks, Part 1
2140.11
Triple Ratio
2200.11
Number of Positive Integer Solutions
2211.21
Product with Absolute Value
2410.13
Bertha's Tax
2440.32
Driving to Atlanta
3320.11
Area Ratio, Circles and Square 1
3750.13
Wind Farm
Problem Set #7
1070.33
Fathers and Sons
1079.11
Crabcake
1320.11
Digits in Product
2140.21
Beakers, Ratio of Acid to Water
2310.31
Intersecting Lines
2761.12
Collinear Vertices of Squares
3850.12
Triangle Rotating in Square
Problem Set #8
1000.26
Nasty Book Page Fold
2050.41
Six 9's Make 100
2210.51
Inequalities, Several
2210.81
Inequality with Radicals
2232.11
Progression to Quadratic
2470.41
Importing Truffles
2490.32
Garden Crops
3500.51
Gertrude Goldfish
Problem Set #9
1000.22
Floor Tile Reflection 2
2211.11
Inequality with 2 Absolute Values
2220.11
Timbuktu Post Office
2410.42
Pompeii Geothermal Corp. Wages
2470.62
Solar Panel
3360.21
Rectangle Decomposed Into Squares
3750.31
Yaks, Blats, and Blobs
Problem Set #10
1000.54
Canoe Swapping Places
1190.33
Old Watches
1395.21
Radical in Radical
1550.35
Sandwiches
2230.22
Golden Ratio
2310.41
Parking
2500.61
Cows, Horses, Sheep in Pasture
Problem Set #11
1000.53
Goldfish Pond
1230.71
Chemistry Puzzle
1610.31
Nasty Numbers
2070.84
Particle Moving
2410.34
Wendy the Chemist
2710.11
Giant Binomial Squared
3420.71
Hard Triangle Area in Square
4050.12
Tangent Circles, Area of Shaded Region
Problem Set #12
1000.76
Broken Line Proof
1180.45
Zetters & Zuffers
1322.11
Remainder When Dividing by 13
2288.11
Quadratic Leading to
x = y = z
2470.21
Barbells Sale
2510.31
Defined Operation 2; 5 Parts
3155.41
Show Angle is 30°
3155.61
Find Lengths of Two Sides
Close Window
Send this page to a friend
Send Page To:
* separate multiple addresses with a comma (,)
Your Email:
Your Name:
Add a Personal Message:
Send a Copy to You