Virginia Department of Education
Inductive and Deductive Reasoning
Introduce pupils to the two types of reasoning, inductive and deductive. Classmates work in pairs or small groups to learn the difference between the two and apply these reasonings to develop valid conclusions.
Curated OER
Inductive and Deductive Reasoning
High schoolers use logical arguments and inductive reasoning to make or disprove conjectures. After observing a teacher led demonstration, students discover that the deductive process narrows facts to a few possible conclusions. In...
Illustrative Mathematics
Find the Angle
This a fun problem for young geometers to play with while gaining important insight into deductive reasoning. Some will find the answers very quickly, others might take a less direct path, but all will use their knowledge of the sum of...
Curated OER
Math Detectives
Are your kids math detectives? Do they enjoy solving mysterious math problems? If they don't, they will! Here are two fun word problems set up as clues to a mystery. Students will need to use their math skills to solve these problems.
Curated OER
Twenty Questions: The Hundred Chart
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
K20 LEARN
Simply Elementary, Watson!
Explore the process of inductive and deductive reasoning. A collaborative lesson plan has some groups apply an inductive approach and others a deductive approach. Through class discussion, scholars compare their processes and discuss...
Curated OER
Deductive Reasoning
Tenth graders investigate deductive reasoning. In this geometry lesson, 10th graders compare and contrast inductive ns deductive reasoning. Students use deductive reasoning to investigate algebraic proof and explore deductive geometric...
Curated OER
Answer the Questions Based on the Venn Diagram: Deductive Reasoning
For this deductive reasoning worksheet, students answer 5 questions about a Venn diagram. Students use deductive reasoning to answer each question.
Curated OER
House and Holmes: A Guide to Deductive and Inductive Reasoning
Test your pupils' reasoning skills with several activities and a quick mystery to solve. Learners watch and analyze a few video clips that demonstrate reasoning in action, practice deduction with an interactive and collaborative...
Curated OER
Bridge-Crossing Puzzle
In this bridge-crossing worksheet, students read a word problem. They use logic and deductive reasoning to determine the correct combination for two men to cross a bridge at the same time to get the anticipated results. This one-page...
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
Deductive Reasoning
In this deductive reasoning instructional activity, 10th graders solve 6 various problems applying deductive reasoning to each. First, they determine if a valid conclusion can be reached from the 2 true statements using the Law of...
Curated OER
Deductive Reasoning
In this deductive reasoning worksheet, students solve ten different problems by applying deductive reasoning to each one. First, they determine if a valid conclusion can be reached from each of the 2 true statements given using the Law...
Curated OER
Secret Country Code Breaker
Super cool and totally fun math awaits your class. They are the code breakers, and their job is to identify and locate the secret agent by breaking two different codes. They use all their skills to solve a series of double-digit addition...
Curated OER
The Right Stuff
Studentsare introduced to the Pythagorean Theorem by exploring right triangles and the squares built on each side. They apply the Pythagorean Theorem to real-world problems. Students u se informal and nonformal arguments of proof (i.e.,...
EngageNY
Unknown Angle Proofs—Writing Proofs
What do Sherlock Holmes and geometry have in common? Why, it is a matter of deductive reasoning as the class learns how to justify each step of a problem. Pupils then present a known fact to ensure that their decision is correct.
Curated OER
Improving Deductive Reasoning Skills
Students develop a strategy list for problem solving by working with different types of problems. They recognize problems that may be solved using deductive reasoning and solve deductive reasoning problems.
Curated OER
Deductive and Inductive Reasoning
Students differentiate between inductive and deductive reasoning. In this geometry lesson, students identify congruent figures and examine logos for congruency.
Curated OER
Geometry, Measurement & Reasoning
Students construct two-column proofs. In this geometry lesson plan, students use deductive reasoning and geometric properties to justify given geometric statements. Students compare and contrast proofs.
Curated OER
Warm-up #7b -- Hair Raising!
In this reasoning worksheet, students use deductive reasoning to determine which people purchased a haircare item. They complete and record 7 steps to find the answer.
Curated OER
Discovering Math: Concepts in Geometry
Middle and high schoolers explore the concept of proving the Pythagorean Theorem. They research proofs of the Pythagorean Theorem. Pupils create posters of proofs, and research Greek mathematicians.
Intel
Forensics: Get a Clue
Although the methods are all scientific, forensic science was started by police officers rather than scientists, who relied on observation and common sense. Young detectives use many tools to solve crimes around the school in a...
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.