Society for Science & the Public
Easter Islanders Made Tools, Not War
When studying artifacts, especially tools, how do archaeologists determine what the devices were used for? In what ways might researchers' previous experiences influence their perception of an artifact? An article about researchers'...
Little 10 Robot
YodelOh™ Math Mountain
Save the yodeler from falling off the top of the mountain using basic math skills. Have endless fun while developing fluency with addition, subtraction, multiplication, and division.
Curated OER
Music and Sports
With so much talent in the classroom, do your musicians and athletes have related interests? This problem has your learners taking data from their classmates to decide whether there is an association between the two activities. The...
Illustrative Mathematics
Seven to the What?!?
Sometimes what seems like the easiest problem is really the most difficult. Your class is first going to reach for their calculators, but will realize the number is too large to evaluate. Now what? This is where the fun and the...
Curated OER
Problem-Solving Strategy: Use Logical Reasoning homework 3.3
In this using logical reasoning to solve word problems activity, students use the logical reasoning problem solving strategy of drawing a table to solve word problems. Students solve two problems.
Noyce Foundation
Perfect Pair
What makes number pairs perfect? The resource provides five problems regarding perfect pairs of numbers, the definition of which changes in complexity with each task. Solutions require pupils to apply number sense and operations, as well...
Noyce Foundation
Diminishing Return
Challenge individuals to compete as many tasks as possible. Lower-level tasks have pupils apply costs and rates to solve problems. Upper-level tasks add algebraic reasoning and conditional probability to the tasks.
Curated OER
Arctica - An Interactive Mystery
Rumours of illness, poisoning, and madness - a ship disappears without a trace! Read this interactive science story and use deductive reasoning skills to solve a mystery. This engaging resource gives science stars a chance to practice...
Curated OER
Helping Homeschoolers: Rigorous and Relevant Writing
Maximize the strengths of the homeschooling relationship to improve the quality and focus of your child's writing.
Curated OER
Math Puzzle Worksheets: Math Box Addition
For this math box addition worksheet, students fill in the blanks in 13 boxes as they use their addition skills to solve the math puzzle.
Curated OER
The Practice Interview
Students study the interview process by interviewing each other in pairs using a name game. They formulate and ask effective interview questions and practice interviewing skills. They invite a guest to their classroom or go outside the...
Mt. San Antonio Collage
Elementary Geometry
Your class may believe that geometry is a trial, but they don't know how right they are. A thorough math lesson combines the laws of logic with the laws of geometry. As high schoolers review the work of historical mathematicians and...
Royal Society of Chemistry
Concentration of Solutions 1
Need a fun solution to teaching ... solutions? A series of puzzles provides reinforcement to key molarity terms and calculations. Science scholars determine the concentration of several solutions before using the information to solve...
Curated OER
Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.
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
Problem Solving: Reasonable Answers
In this reasonable answers activity, students use their logical thinking skills to answer 3 math questions that involve problem solving.
Mathematics Vision Project
Module 2: Systems of Equations and Inequalities
The brother-sister pair Carlos and Clarita need your class's help in developing their new pet sitting business. Through a variety of scenarios and concerns presented to the siblings, the learners thoroughly explore systems of equations...
Mathematics Vision Project
Module 2: Logarithmic Functions
You can't build a fire with these logs! Filled with hands-on investigations, a complete logarithmic unit offers both instruction and practice. Learners first build an understanding of the new function, then explore properties before...
Noyce Foundation
Boxes
Teach your class to think outside the box. Scholars use the concept of equality to solve a problem in the assessment task. They determine how to use a scale to identify the one box out of a set of nine boxes that is heavier than the others.
Curated OER
Understanding Cause and Effect
Identify the author's organizational pattern for expressing ideas. After reading an article on the California Gold Rush, middle schoolers determine the author's purpose for writing a passage of informational text. A full list of...
Education Development Center
Area and Multiplication
Take some intellectual fun and apply it to the concept of multiplying expressions together. A guide models how to break two numbers into an area model to multiply together in pieces similar to FOILing. The rest of the puzzles consist of...
Curated OER
The Economic Way of Thinking - About Everything
Students write their definitions of economics on index cards and revise them as the lesson continues. They discuss the principles of economic reasoning and after completing a quiz, use economic reasoning to solve "real life" mysteries.
Curated OER
Introduce: Summarizing Narrative Text
When scholars re-tell a story, do they boil it down to important details in a logical order? Practice summarizing narratives using this think-aloud strategy, which is scripted here for your convenience. After explaining why this is an...
Curated OER
Name That Object
Need a sponge activity? This is a simple game-like activity that can be completed in 5 to 10 minutes and helps young learners practice question asking and reasoning skills. The teacher hides a common classroom object from the class and...