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OER Matters

Learn more about the worldwide movement to make teaching and learning materials free and accessible for use and re-use by everyone.
 

Keywords: Mathematics

Displaying 1-20 of 642 results.

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3:4:5 triangle

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that demonstrate the properties of a 3:4:5 triangle - one of the Pythagorean triples. The applet shows a right triangle that can be resized by dragging any vertex. As it is dragged, the remaining vertices change so that the triangle's side remain in the ration ... More »

3 x table

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Qedoc Learning Resources
Grade Level: Primary

Abstract: A series of levels reinforces the 3 times table. Levels use multiplication, division and missing number questions, most of which are multiple choice. The penultimate level asks the learner to type in the answer with the onscreen keypad, and the final level is a mega test of 50 questions. The order of ... More »

30-60-90 triangle

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that demonstrate the properties of a 30-60-90 triangle. The applet shows a right triangle that can be resized by dragging any vertex. As it is dragged, the remaining vertices change so that the triangle's angles remain 30 degrees, 60 degrees and 90 degrees ... More »

45-45-90 triangle

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that demonstrate the properties of a 45-45-90 isosceles right triangle. The applet shows a right triangle that can be resized by dragging any vertex. As it is dragged, the remaining vertices change so that the triangle's angles remain 45 degrees, 45 degrees ... More »

A Walk Through the Solar System

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics, Science and Technology
Collection: LEARN NC Lesson Plans
Grade Level: Primary

Abstract: A practice in scientific notation, measurement, and scale distances, this lesson plan integrates mathematics into the science curriculum.

AAS Congruent Triangles

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that shows how triangles that have two angles and a non-included side the same must be congruent. The applet shows two triangles, one of which can be reshaped by dragging any vertex. The other changes to remain congruent to it and the two angles and non-included ... More »

Accuracy

Rating:
Type: Course Related Materials
Subject: Science and Technology
Collection: DLESE Community Service Center (SERC)
Grade Level: Post-secondary

Abstract: This website presents MathWorld's definition of accuracy. The site also includes links to related concepts and other math topics.

Acute Angle

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that demonstrate acute angles (those less than 90 deg). The applet presents an angle (initially acute) that the user can adjust by dragging the end points of the line segments forming the angle. As it changes it shows the angle measure and a message that ... More »

Acute triangle

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that demonstrate the three types of triangle: acute, obtuse and right. The applet shows a triangle that is initially acute (all angles less then 90 degrees) which the user can reshape by dragging any vertex. There is a message changes in real time while the ... More »

Addition - Timed Practice and Drill

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Qedoc Learning Resources
Grade Level: Primary

Abstract: Solve the addition facts before the time runs out. Offers timed addition fact practice for digits 1-10. Students are given a time limit to answer each question. The time limits become shorter as the student progresses. The time limits include 10 seconds, 8 seconds, 6 seconds, 5 seconds, 4 seconds, 3 ... More »

Adjacent Angles

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that show the concept of adjacent angles (two angles that share a common leg). The applet shows three line segments with a common endpoint. The user can move the center one and see that the angles on both sides (the adjacent angles) of it are affected. Applet ... More »

Adjacent arcs

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: Math Open Reference
Grade Level: Secondary

Abstract: An interactive applet and associated web page that demonstrate the the concept of adjacent arcs. The user can 3 drag points around a circle that define the endpoints of two adjacent arcs. Web page has the properties of adjacent arcs. Applet can be enlarged to full screen size for use with a classroom ... More »

Advanced Algorithms, Fall 2001

Rating:
Type: Course Related Materials
Subject: Science and Technology
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: A first-year graduate course in algorithms. Emphasizes fundamental algorithms and advanced methods of algorithmic design, analysis, and implementation. Data structures. Network flows. Linear programming. Computational geometry. Approximation algorithms. Alternate years.

Advanced Algorithms, Fall 2005

Rating:
Type: Course Related Materials
Subject: Science and Technology
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: This course is a first-year graduate course in algorithms. Emphasis is placed on fundamental algorithms and advanced methods of algorithmic design, analysis, and implementation. Techniques to be covered include amortization, randomization, fingerprinting, word-level parallelism, bit scaling, dynamic ... More »

Advanced Analytic Methods in Science and Engineering, Fall 2004

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: A comprehensive treatment of the advanced methods of applied mathematics. Designed to strengthen the mathematical abilities of graduate students and train them to think on their own. Review of elementary methods in complex analysis, ordinary differential equations, and partial differential equations. ... More »

Advanced Calculus for Engineers, Fall 2004

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: Functions of a complex variable; calculus of residues. Ordinary differential equations; Bessel and Legendre functions; Sturm-Liouville theory; partial differential equations.

Advanced Complexity Theory, Fall 2001

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics, Science and Technology
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: Current research topics in computational complexity theory. Nondeterministic, alternating, probabilistic, and parallel computation models. Boolean circuits. Complexity classes and complete sets. The polynomial-time hierarchy. Interactive proof systems. Relativization. Definitions of randomness. Pseudo-randomness ... More »

Advanced Mathematics for Secondary Teachers: Course Portfolio

Rating:
Type: Library or Collection
Subject: Science and Technology
Collection: Carnegie Academy for the Scholarship of Teaching and Learning in Higher Education
Grade Level: Post-secondary

Abstract: The course the portfolio describes is a capstone course in mathematics primarily aimed at future high school mathematics teachers. Bennett decided to write a course portfolio for this course as a way to pass the course along to other faculty members that will teach it in the future. Thus, the central ... More »

Advanced Partial Differential Equations with Applications, Spring 2004

Rating:
Type: Course Related Materials
Subject: Mathematics and Statistics
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: A comprehensive treatment of the theory of partial differential equations (pde) from an applied mathematics perspective. Equilibrium, propagation, diffusion, and other phenomena. Initial and boundary value problems. Transform methods, eigenvalue and eigenfunction expansions, Green's functions. Theory ... More »

Advanced Topics in Cryptography, Spring 2003

Rating:
Type: Course Related Materials
Subject: Science and Technology
Collection: MIT OpenCourseWare
Grade Level: Post-secondary

Abstract: Recent results in cryptography and interactive proofs. Lectures by instructor, invited speakers, and students. Alternate years. The topics covered in this course include interactive proofs, zero-knowledge proofs, zero-knowledge proofs of knowledge, non-interactive zero-knowledge proofs, secure protocols, ... More »