PBS
Pbs Mathline: Bead Dazzling (Proportional Reasoning) [Pdf]
A comprehensive lesson plan on algebraic thinking where students create and identify patterns using proportional reasoning. Research based, this lesson plan includes technology connections, items for discussion, and extension activities.
PBS
Pbs Mathline Lesson: Mix It Up [Pdf]
A lesson based on the story, "Oliver's Fruit Salad," where young scholars explore the concept of proportional reasoning through modeling, student sharing, and questioning. A great introductory lesson for this concept that is sure to...
Hooda Math
Hooda Math: Spill the Sand
Hooda Math games provide students extra practice in a variety of math skills. Spill The Sand Instructions: Click and Drag to draw lines before sand starts to pour. Get sand into the buckets. This game focuses on CCSS.Math.Practice.MP1...
Other
Exemplars: Thermometer Rubric
This rubric is appropriate to use with older students. It features a way for students to self-assess by drawing a line on the thermometer. Teachers could also assess using the same thermometer rubric.
Math Planet
Math Planet: Geometry: If Then Statement
If-then statements are explained throught the use of examples and a video lesson. [1:16]
Grammarly
Grammarly Handbook: Methods of Reasoning
A list (with examples) of common errors in logic including the following: non sequiturs, hasty generalization circular argument, ad hominem, ad populum, and red herring.
Illustrative Mathematics
Illustrative Mathematics: Origami Stars
The purpose of this task is to present students with a situation in which they need to divide a whole number by a unit fraction in order to find a solution. Calculating the number of origami stars that Avery and Megan can make...
National Council of Teachers of Mathematics
Nctm: Figure This: Thirteen? Oh No! (Pdf)
If you're superstitious you may want to try this math challenge. Test your reasoning and number sense skills by finding out if there is a Friday the 13th every year. Discover how understanding number patterns and reasoning can be helpful...
Hooda Math
Hooda Math: Hooda Stacker
Hooda Math games provide students extra practice in a variety of math skills. This game focuses on CCSS.Math.Practice.MP1 Make sense of problems and persevere in solving them and CCSS.Math.Practice.MP8 Look for and express regularity in...
CK-12 Foundation
Ck 12: Geometry: Deductive Reasoning
[Free Registration/Login may be required to access all resource tools.] In this lesson students use deductive reasoning to solve problems. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Math Slice
Math Slice: Smart Guess Game
Can you guess the correct number between 1 and 99 in less than 30 tries? Play this fast paced, interactive game that tests your number sense and reasoning skills. If your are a great guesser, your name will be posted.
CK-12 Foundation
Ck 12: Geometry: If Then Statements
[Free Registration/Login may be required to access all resource tools.] This concept teaches students to rewrite statements in if-then form and determine the hypothesis and conclusion. Students examine guided notes, review guided...
Utah Education Network
Uen: Exploring Balance
During this lesson, students will engage in many activities that require them to use their balance.
Annenberg Foundation
Annenberg Learner: Patterns in Mathematics: Guess My Button
This website gives students an opportunity to sort and classify attributes of a group. The applet responds to each selection made and guides student to the next step.
Sophia Learning
Sophia: Fact vs. Opinion
Learn the difference between fact and opinion as it relates to scientific thinking.
University of Cambridge
University of Cambridge: Nrich: Triangles to Tetrahedra
Given an unlimited number of a specific type of equilateral, isosceles, and right triangles create as many tetrahedra as are possible. Includes printout.
University of Cambridge
University of Cambridge: Nrich: Konigsberg Plus
See if you can solve this classic problem that Leonhard Euler first presented in 1736. Use the interactive section of this website to help you.
University of Cambridge
University of Cambridge: Nrich: Read This Page
On this one page website sharpen your logic and problem solving skills while working on this challenge. The solution is available to double check your solution.
National Council of Teachers of Mathematics
Nctm: Figure This: Gone Fishing (Pdf)
Use your algebraic reasoning to solve this math challenge that explores the relationship between quantities and weights. Try this math challenge from the NCTM Math Challenges for Families series. Also, discover how mastering this skill...
National Council of Teachers of Mathematics
Nctm: Figure This: Vcr
This resource presents an interesting challenge for the serious mathematician with strong reasoning skills. Explore proportional reasoning, probabilities, fractions, and ratios in this challenge to figure out if you always get six hours...
National Council of Teachers of Mathematics
Nctm: Figure This: Which Is Worth More, a Smile or a Frown?
Solve for the value of the smiles and frowns to find out how much a smile is worth, in this activity. A challenge that focuses on number sense, number combinations, and unknowns. Included are examples of how this skill is applied in real...
Scholastic
Scholastic: Informational Text: Reading Response: Claim Evldence Reasoning [Pdf]
This graphic organizer can be used with students when they read informational text. Students will identify a claim, list text evidence that supports the claim, and explain how the information can be used for their future understanding of...
Other
Pare: Designing Scoring Rubrics for Your Classroom
What do you know about designing scoring rubrics for your classroom? This site features an article that details how and when to use rubrics in the assessment process. It also gives examples of rubrics used in classrooms.
Illustrative Mathematics
Illustrative Mathematics: Alike or Different Game
Students work in pairs and take turns drawing two cards. These cards have pictures of different shapes. The students are asked to describe what is similar or different between the two shapes. This type of task lays the foundation for the...