Curated OER
Using Polya's 4 Steps to Problem Solving
Ninth graders solve problems using Polya's 4 steps to problem solving.
Curated OER
Add & Subtract Fractions w/Unlike Denominators, 2
Students use several examples to create a method for adding and subtracting fractions with unlike denominators. They present these methods to the class and then practice applying methods to sample problems.
Curated OER
Word Problem Solving Strategies Cookies
In this story problem worksheet, students read about Ralph and Sandra splitting up the cookies they baked. Students use division and multiplication to figure out how many cookies Ralph and Sandra started with. This worksheet contains 10...
Curated OER
Not So Snappy 9
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, learners solve 4 word problems demonstrating their understanding of the concept.
Curated OER
Fruity O Fractions
Fifth graders become mathematical problem solvers using cereal to help demonstrate fractions and equivalent fractions. They use a graph to represent the data, and to compare fractions.
Curated OER
Telling Time to 5 Minutes
Learners take part in various activities ranging from creating a human clock, to small group problem solving to reinforce the concept of telling time accurately to five minutes on an analog clock.
Curated OER
Word Problem Solving Strategies
In this word problem strategy worksheet, 6th graders solve and complete 11 different problems and short answer questions related to double coins. First, they determine what they know and what is important information. Then, students...
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Not So Snappy 2
In this order of operations (i.e., addition, subtraction, multiplication, division) instructional activity, students solve 5 word problems demonstrating their understanding of the concept.
Curated OER
Normal Distribution
Students complete problems on normal distribution equations. In this algebra lesson plan, students complete 11 problems out of their text book.
Curated OER
Unit 16 Section 2: Function Machines
In this function machine worksheet, 7th graders focus on the input and output of problem solving. Students study function machines and inverse operations and complete 38 fill in the blank practice problems.
Curated OER
Pythagorean Theorem Investigation
Eighth graders investigate the Pythagorean Theorem and practice applying the theorem to various triangles. Finally, in the next lesson in the sequence, 8th graders create a song or a story to help them remember the Pythagorean Theorem.
Curated OER
Looking For Triangles
Learners solve problems with triangles. In this geometry instructional activity, students analyze shapes to find different triangles. They name the shapes created by putting triangles together.
Curated OER
How Big is the Playground: Creating a Map
Students create a topographical map of an area outside of the school. For this mapping lesson, students compile data on angles, distances, and key landmarks for a predetermined area on the school grounds to create a map using Geometer's...
Curated OER
How Big Is The Playground?
Students calculate the standard and metric measurements of a playground. In this measurement instructional activity, students use GPS coordinates and graphing calculators to determine the dimensions of an area outside of the school in...
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Energy Resources
In this energy resources worksheet, students complete 12 questions in the format of puzzles, teasers, and twisters. Examples include a modified cryptoquip and pictogram.
Curated OER
Disassemble a Click Pen
Students dissamble and analyze the spring system of a click pen. They analyze a cross-section worksheet, dissamble the pens, fill in the missing parts of the cross-section diagram, and write a description of how the pen works.
CK-12 Foundation
Ck 12: Elem Math: Subtraction Complete the Subtraction Sentence
[Free Registration/Login may be required to access all resource tools.] The video describes how to work backwards working with 3-digit numbers to determine what number is missing in the subtraction sentence. The video is followed by...
CK-12 Foundation
Ck 12: Elem Math: Mixed Operations Subtraction and Addition Ii Word Problems
[Free Registration/Login may be required to access all resource tools.] a The video shows how to work backwards using addition and subtraction to determine the start value of a given situation. The video is followed by a series of...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses
[Free Registration/Login may be required to access all resource tools.] The resource includes a video tutorial on how to find a missing number in a multi-operational problem by working backwards. The video is followed by practice...
CK-12 Foundation
Ck 12: Elem Math: Selecting the Incorrect Subtraction Sentence Ii
[Free Registration/Login may be required to access all resource tools.] The video shows how to finding the missing number in a two-digit subtraction problem by working backwards. The video is followed by a series of practice questions to...
CK-12 Foundation
Ck 12: Elem Math: Addition Complete the Addition Sentence
[Free Registration/Login may be required to access all resource tools.] The video shows how to work backwards to solve a 3-digit addition problem. The video is followed by practice problems covering the topics in the video.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses Iii
[Free Registration/Login may be required to access all resource tools.] A video models finding a missing operation (addition or subtraction) by using order of operations with parentheses and working backwards. The practice problems...
CK-12 Foundation
Ck 12: Elem Math: Add, Subtract, and Multiply With Parentheses Missing Number
[Free Registration/Login may be required to access all resource tools.] This is a video and practice problems demonstrate finding missing numbers using order of operations and working backwards. Operations include addition, subtraction,...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses Ii
[Free Registration/Login may be required to access all resource tools.] The video in the resource shows how to find a missing operation in a multi-step problem by working backwards. The practice problems involve finding either a missing...