Curated OER
Worksheet 6, Graphing Functions
For this algebra worksheet students graph a given function by completing the square. They analyze a function and tell the axis of symmetry, the intercepts, and vertex. Students identify the maximum or minimum of a graph. Students...
Curated OER
Worksheet #3, Derivative Rates, Percent Rate of Change, Chain Rule
For this calculus worksheet, students answer compute the distance of an object from a given point after t seconds when given the formula. They use the chain rule to answer 2 questions. Students compute the derivatives and sketch a graph...
Curated OER
How Big is the Playground: Creating a Map
Students create a topographical map of an area outside of the school. In this mapping activity, 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 lesson, students use GPS coordinates and graphing calculators to determine the dimensions of an area outside of the school in both standard and...
Curated OER
Energy Resources
In this energy resources activity, students complete 12 questions in the format of puzzles, teasers, and twisters. Examples include a modified cryptoquip and pictogram.
Teach Engineering
Ramp and Review (for High School)
Rolling for momentum. As part of a study of mechanical energy, momentum, and friction, class members experiment rolling a ball down an incline and having it collide with a cup. Groups take multiple measurements and perform...
Curated OER
Dr. Seuss’s ABC: An Amazing Alphabet Book Lesson
Dr. Seuss's ABC Book is used to help young readers distinguish between the letters of the alphabet and their letter sounds. After a discussion reviewing the letters that are vowels and consonants, the book is read to the class. Then, the...
Curated OER
Static Electricity
In this static electricity instructional activity, learners complete nine questions about electron charges, coulombs, potential energy, voltage and the Van de Graaf generator.
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...
CK-12 Foundation
Ck 12: Elem Math: Completing the Addition Sentence Sums to 100
[Free Registration/Login may be required to access all resource tools.] The video shows how to work backwards to find the missing number in a 2-digit addition problem. The video is followed by practice problems to assess student...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses Missing Number
[Free Registration/Login may be required to access all resource tools.] This is a video and practice problems finding the missing number of a multi-step addition and subtraction problem that has parentheses. The video models the process...
Math Is Fun
Math Is Fun: Compound Interest
Explains, with examples, what compound interest is and how to calculate it using a formula. Also shows how to work backwards to calculate the present value of an investment, how compound interest is calculated for different compounding...
Other
Math Stories: Working Backwards
At this one page site you can work through step by step a sample problem that illustrates the problem solving strategy for "Working backwards." The answer is right there to help you check your thinking.
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 I Word Problems
[Free Registration/Login may be required to access all resource tools.] The video describes how to work backwards using addition and subtraction to solve for a specific value.
CK-12 Foundation
Ck 12: Elem Math: Balancing the Equations Numbers to 1000
[Free Registration/Login may be required to access all resource tools.] The video shows how to use addition and subtraction to keep an equation balanced by working backwards to determine the missing value. The video is followed by...
CK-12 Foundation
Ck 12: Elem Math: Completing the Addition Sentence Sums to 100
[Free Registration/Login may be required to access all resource tools.] The video describes how to fill in a missing number in an addition problem by working backwards. The video is followed by practice problems to assess student...