Ohio Resource Center

# Problem Corner

Browse all rich problems in mathematics:
 --Select a Topic-- Algebra - Patterns, sequences - Commutativity, associativity, other properties - Polynomials, Expressions - Equations - - Linear - - Quadratic - - Systems of equations - Graphing, usual coordinate system - Inequalities - Functions - - Linear - - Quadratic - - Non-linear (Exponential, Logarithmic, Step, etc.) - Trigonometry (including polar coordinates) Applications Assessment Calculus, pre-calculus Discrete mathematics Geometry - Plane Figures (2-D) - Solid Figures (3-D) - Area - Surface area, volume - Points, lines, segments, angles - Symmetry - Congruence - Similarity - Circles - Conic sections - Models, construction - Non-Euclidean geometry - Transformations (translations, rotations, reflections, dilations) Measurement - Length, distance, height - Weight, mass - Time - Money - Perimeter - Units, conversion Numbers and operations - Whole numbers (counting, operations) - Equivalence, comparing, ordering - Estimation - Fractions, rational numbers - Decimals - Integers - Percents - Exponents, roots - Real numbers - Complex numbers - Vectors and matrices Problem solving Ratio and proportional relationships Reasoning and proof Probability - Simple probability - Conditional probability - Decision making Statistics - Data display - Mean, median, mode - Data analysis, interpretation --Select a Grade-- Kindergarten 1 2 3 4 5 6 7 8 9 10 11 12
 Results 181 - 190 of 595: Return to Problem Corner Discipline(s): MathematicsResource Type(s): Content Supports — Activities and rich problems
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181
Inequality with Fractions
ORC# 13950
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: If a number satisfies certain conditions, which of five statements is true?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom discussion of key mathematical ideas....
182
Inequality as Distance
ORC# 13951
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: Describe a locus of points in terms of inequalities.  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom discussion of key mathematical ideas....
183
Heartbeats per Month
ORC# 13952
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: How many times does your heart beat in a month?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom discussion of key mathematical ideas....
184
Sin x = x/100
ORC# 13953
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: How many solutions does the equation sin x = x/100 have?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom discussion of key mathematical ideas....
185
Clock Hands Overlap
ORC# 13954
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: How many times do the hands of a clock overlap between 6 am and 6 pm that evening?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom discussion of key mathematical ideas....
186
Spirals
ORC# 13955
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: Are two complex spirals the same or different?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom discussion of key mathematical ideas....
187
Domino Chessboard
ORC# 13956
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: If two diagonally opposite corner squares are removed from a chessboard, can 31 dominoes be laid on the board to cover the remaining 62 squares?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving,...
188
Blue Cube, 27 Little Cubes
ORC# 13957
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics
Professional Commentary: If a 3-inch painted cube is cut evenly into 27 one-inch cubes, how many of the little cubes have how many sides painted?  This problem is one of Stella's Stunners, a collection of challenging and entertaining mathematical problems to intrigue students in grades 6 - 12. The Stella problems are ideal for promoting inquiry, problem solving, and classroom...
189
Limerick
ORC# 13958
Resource Information
Resource Type: Content Supports -- Activities and rich problems
Discipline: Mathematics