K12 Reader
Justify Your Answer
How do you check to see if an answer to a question is correct? Just follow the four simple steps outlined in this reading comprehension worksheet.
Curated OER
Justifying Answers
Young scholars study story problems and learn how to find and justify their answers. They will use a story problem and then respond to the prompt questions from the teacher. They must add and subtract facts to 6 and learn how to justify...
CK-12 Foundation
Properties of Equality and Congruence: Justifying Algebraic Steps
No need to justify using this resource. Learners drag justifications for each step of solving an equation in an interactive. To see if they are correct, all they need to do is use a slider and the correct answers appear.
Curated OER
Hiroshima: Question Answer Response Strategy (QAR)
“The crux of the matter is whether total war in its present form is justifiable. . .” After reading “The Aftermath,” the final chapter of Hiroshima, class members use a Question Answer Response (QAR) strategy to reflect on issues raised...
Curated OER
Justifying Answers
Students demonstrate how to solve word problems. In this problem solving lesson plan, students use strategies such as drawing pictures, using counters, and making a table to justify how they solved the word problem.
Science Matters
Earthquakes and Volcanoes Post Assessment
The final lesson in the 20-part series is a post assessment covering earthquakes and volcanoes. Twenty-three questions incorporate each of the previous lessons through multiple choice, justified multiple choice, expanded multiple choice,...
Curated OER
Lord Jim by Joseph Conrad
In this literature learning exercise, students respond to 21 short answer and essay questions about Joseph Conrad's Lord Jim. Students may also link to an online interactive quiz on the novel at the bottom of the page.
Curated OER
Le Père Goriot by Honoré de Balzac
In this literature worksheet, students respond to 25 short answer and essay questions about Le Pere Goriot. Students may also link to an online interactive quiz on the novel at the bottom of the page.
Curated OER
Light in August by William Faulkner
In this literature activity, students respond to 16 short answer and essay questions about Faulkner's Light in August. Students may also link to an online interactive quiz on the novel at the bottom of the page.
Inside Mathematics
Quadratic (2006)
Most problems can be solved using more than one method. A worksheet includes just nine questions but many more ways to solve each. Scholars must graph, solve, and justify quadratic problems.
Curated OER
Comparing Fractions
Learners compare three sets of fractions using the greater than, less than, and equal signs. To justify their answers, a drawing is also required that illustrates their reasoning. Including fractions with like and unlike denominators, as...
Illustrative Mathematics
Hexagonal Pattern of Beehives
Young geometers and biologists investigate the math of nature in an activity that is just the bee's knees. Participants will study the tessellations of hexagons in a beehive, along with the natural rationale behind the specific shape....
Teach Engineering
Swinging Pendulum
Get into the swing of things. Pupils use a pendulum to demonstrate the conversion of potential energy to kinetic energy and back. After measuring the speed of a pendulum and compare it to the calculated theoretical speed, they determine...
Teach Engineering
Rock and Boat
Present the class with a question on whether the water level of a pond will rise they take a large rock out of a boat and drop it into the pond. Groups come down on all sides of the question and try to justify their answers. The activity...
EngageNY
Using Linear Models in a Data Context
Practice using linear models to answer a question of interest. The 12th installment of a 16-part module combines many of the skills from previous lessons. It has scholars draw scatter plots and trend lines, develop linear models, and...
Balanced Assessment
Paving the Patio
Next time you need to repave your patio, have your scholars do all the math. They first calculate and answer questions using the area of patio blocks. Next, they determine the cheapest block to use to pave the patio.
Balanced Assessment
On Averages and Curves
Determine the average on a curve. The class finds graphical representations of averages and expresses them both symbolically and on the graph. The assessment requires class members to justify using average to describe graphs.
Reading Through History
The Federalist Papers: Federalist Paper No. 10
James Madison, under the pen name “Publius,” justifies the need for an American Republic in Federalist Paper 10, which is perhaps one of the most influential contributions to the Federalist Papers. Readers examine his perspective with...
National Wildlife Federation
Power Pellets! Nuclear Energy in the United States
Nuclear power provides about 20 percent of the energy generated in the United States. The seventh activity in the series of 12 tackles nuclear power. After sharing what they know about nuclear energy, scholars complete a WebQuest make a...
Curated OER
Unexpected Answers
High schoolers explore the concept of fairness. In this fairness lesson, students play four probability games. High schoolers determine who has the best chance of winning each of the four games. Students discuss which games gave an...
Illustrative Mathematics
Field Day Scarcity
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
Curated OER
Figurative Language in Romeo and Juliet
Shakespeare was such a talented writer, but why? It must be his use of figurative language, blended with his clever, twisting plots. This worksheet focuses on his use of metaphor, simile, personification, oxymoron, and hyperbole within...
Mathematics Vision Project
Module 3: Arithmetic and Geometric Sequences
Natural human interest in patterns and algebraic study of function notation are linked in this introductory unit on the properties of sequences. Once presented with a pattern or situation, the class works through how to justify...
Mathematics Vision Project
Module 7: Connecting Algebra and Geometry
The coordinate plane links key geometry and algebra concepts in this approachable but rigorous unit. The class starts by developing the distance formula from the Pythagorean Theorem, then moves to applications of slope. Activities...