American Statistical Association
Happy Birthday to . . . Two?
How many people do you need in a room before two likely share the same birthday? Scholars consider this puzzle by analyzing a set of data. They ponder how to divide the data and determine the proper size of a group for this event to...
Illustrative Mathematics
Which Function?
Throw some logic into quadratics and see if learners can match a vague graph to multiple equations. Young mathematicians must look at quadrant location, vertices, and intercepts to best match the graph to one or more equations.
Curated OER
Deductiva Deductions (Deductive Reasoning)
Third graders apply deductive reasoning and make predictions. For this language arts lesson, 3rd graders discuss questions and use deductive reasoning to make a prediction. Students look for patterns and prior knowledge to make predictions.
Curated OER
Trip Around the US
In this algebra worksheet, 11th graders are given a scenario and asked to solve using algebraic symbols and equations. They have to figure out how the boss knew what state would be Jack's last state to visit. A solution is provided.
Curated OER
The Five Houses
For this deductive reasoning worksheet, students use clues to tell the nationality, beverage, snack, house color and pet of five people.
Curated OER
Brothers and Sisters
In this deductive reasoning worksheet, students use 7 clues to determine the ages and relationships of 8 people. The page opens to the answer sheet.
Curated OER
Math Challenge
Students challenge their math knowledge through a series of lessons designed to engage critical thinking and reasoning skills. In these problem solving lessons, students work with the Pythagorean Theorem, time zones in different regions...
Curated OER
Fiddle Dee Diddle - It's Time For A Riddle
Energize your math class! They will use the story problem process to solve math riddle problems. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division...
Virginia Department of Education
High School Mathematics Geometry Vocabulary Word Wall Cards
Having a good working knowledge of math vocabulary is especially important for geometry learners. Here are 119 pages worth of wonderfully constructed definitions, constructions, formulas, properties, theorems, and postulates. This is a...
Curated OER
A Tale of Two Stories
Students develop their classification and math skills using the stories "The Three Little Pigs" (Galdone 1970) and "Cinderella" (Grimm and Grimm 1981). They compare the two stories using venn diagrams, simple maps, and problem solving.
Curated OER
Solomon's Game
In this algebra worksheet, students solve a word problem by playing a game of Solomon, where they capture their opponents piece and remove them from the game. There is one problem with answer key.
Curated OER
Interstate Highway Trip
In this algebra worksheet, 11th graders calculate a path taken without repeating and crossing the same path more than once. They are given clues to help-them find the right answer. There is a solution key with his word problem.
Curated OER
Numbers and Operations
In this algebra worksheet, students solve a word problem using algebraic expressions. An answer key is provided.
Curated OER
Sunshine Math- 2 Earth, VI
In this math applications worksheet, students solve 7 varied problems that include patterns, area, logic, ordered pairs, and reasoning.
Curated OER
Little Pigs with Big Problems
First graders solve one problem per day regarding the story of Three Little Pigs. In this math journals lesson plan, 1st graders solve problems on a daily basis using the story of the Three Little Pigs.
Curated OER
The Secret of the Crystal Ball
Eighth graders use mathematical expressions to solve problems. In this basic properties of operations, 8th graders use prior knowledge and logical reasoning to solve equations. Students analyze an equation by solving a trick problem to...
Curated OER
Compare Length and Height
In this comparing length and height word problem learning exercise, students compare drawings of objects visually to determine which is longer, longest, shorter, and shortest and make a chart to solve logical reasoning problems. Students...
Curated OER
Number Puzzles: Finding ways to solve them
There are four different word problems (number puzzles) for learners to solve. Each one requires them to think critically about the operation they'll need to use and encourages class discussion. Use as a warm up or prior to a lesson on...
Curated OER
Playing Math Fever
Pupils complete activities to learn notation and uses for positive and negative numbers. For this number system lesson, learners play a game similar to Jeopardy to learn how to solve problems with positive and negative numbers.
Curated OER
Odd Is In
Pupils play a game with coins and then use reasoning skills to develop a strategy for winning the game.
Curated OER
Tennis Playing Family
In this secondary mathematics worksheet, high schoolers use logical thinking to solve a verbal problems in which they determine who is the worst tennis player in a family. The one page worksheet contains one problem with the solution.
Curated OER
Improving Deductive Reasoning Skills
Students recognize problems that may be solved using deductive reasoning, and develop aids to help them in solving these problems. They produce their own deductive reasoning puzzles for other students to solve.
Curated OER
Reasonable Answers: English Learners
In this ELL, reasonable answers instructional activity, students answer 6 multiple choice, word problems where they must choose the most reasonable answer from 3 choices. A definition of reasonable is provided.
Curated OER
The Grandchildren Problem
For this grandchildren problem, students read facts about grandchildren. They use logical reasoning to determine the birthday of four grandchildren. Students predict the date of the fifth grandchild's birth. This one-page worksheet...