Welcome to the Mathematics OER Smart Library! Our library offers a diverse range of materials—including videos, infographics, games, presentations, animations, and more—covering topics such as algebra, calculus, geometry, statistics, and probability. These resources are available in six languages: Estonian, German, Portuguese, Romanian, Catalan, and Spanish. Additionally, our library includes materials accessible to visually impaired and color-blind individuals. These resources are designed to support educators, students, and researchers in secondary, vocational, and higher education institutions.

Random OERs:

Noção de Limite de uma Função / Continuidade de Funções / Breve introdução a Assíntotas – exercícios

Ana Paula Lopes, Filomena Soares, Paula Nunes

OER Preview To the OER

Assessment_CLASS 05: Matrix Operations – MULTIPLICATION BY A SCALAR

EngiMath Project

OER Preview To the OER

Exercitii pentru Lectia 21: Determinante – Proprietăți 4 21.1 Triangulară Superioară Inferioară, pas cu pas

EngiMath

OER Preview To the OER

Total number of OERs published so far:

1424

To explore and utilize these materials, navigate through our categorized sections or use the search function to find specific OERs of interest.

Title

Pascal’s Triangle and its properties

Authors

Maria Paula da Silva Leite de Sousa Nunes

Educational level

Secondary School, Vocational School, Higher Education

Level

medium

Description

This PowerPoint presentation introduces students and teachers to Pascal’s Triangle, providing an engaging and sequential first contact with this fascinating mathematical structure. The material explores its construction, properties, and some applications, making it an excellent resource for both self-learning and classroom use. There is a step-by-step explanation of how Pascal’s Triangle is built, emphasizing its pattern and recursive nature and it uses dynamic visuals and animations to help learners discover patterns and relationships within the triangle. At the end it includes interactive practice problems with the option to reveal step-by-step solutions, allowing students to check their understanding. This PowerPoint tries to offer an accessible and enriching introduction to Pascal’s Triangle, helping students develop a deep appreciation for its beauty and applications in mathematics.

Licence

CC-BY-SA

Type

Other

Category

High-school fundamentals

Keywords

Pascal’s Triangle, Combinations, Properties

Tags

Pascal’s Triangle, Combinations, Properties

File
UIC-018-PRE-EN.pptx

Details

Updated: April 11, 2025 at 9:09 pm



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Title

A Practical Introduction to the Notion Definite Integral

Authors

Isabel Maria Almeida Braga

Educational level

Secondary School, Higher Education

Level

medium

Description

This PowerPoint presentation is designed to introduce students and teachers to the concept of the definite integral, providing a structured and engaging first contact with this fundamental topic in calculus. The material covers essential definitions, properties, and applications, ensuring a clear and comprehensive understanding of the subject. Key Features: • Conceptual Introduction: Explains the motivation behind definite integrals, their relationship with areas under curves. • Properties and Theorems: Presents fundamental properties such as linearity, additivity, and the connection between definite and indefinite integrals through the First Fundamental Theorem of Calculus. • Interactive Exercises: Offers several practice problems, with the option to reveal step-by-step solutions to guide students through the problem-solving process. • Exploratory Questions: Encourages critical thinking through engaging examples that highlight different techniques for evaluating definite integrals. • Teacher-Friendly Design: Provides structured content that facilitates classroom discussions and supports educators in delivering an effective introduction to the topic. By using this interactive PowerPoint, learners will be confronted with the foundation in definite integrals, equipping them with the skills necessary for further studies in integral calculus. The interactive format ensures an engaging and adaptive learning experience, catering to different levels of understanding.

Licence

CC-BY-SA

Type

GIF/Animation

Category

High-school fundamentals

Keywords

Definite Integral, Area under a curve, Properties

Tags

Definite Integral, Area under a curve, Properties

File
UIC-012-PRE_EN.pptx

Details

Updated: April 11, 2025 at 9:09 pm



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Title

Normal Distribution

Authors

Mircea Muntean

Educational level

Higher Education

Level

medium

Description

This is a Jupyter notebook (that can easily be opened in Google Colab) that can be used to visualize the normal distribution and how its parameters (mean and standard deviation) affect its shape. Section 2 is used to visualize Confidence Intervals, while section 3 is used to visualize risk. Just run all the cells from the Runtime menu to use the cells.
Link: https://colab.research.google.com/drive/1btwcyKH-BOFbl44jXYlOXM0dqIcpGvdA?usp=sharing

Licence

CC-BY-SA

Type

Scripts

Category

Statistics

Keywords

Jupyter notebook, statistics, normal distribution, confidence intervals, risk

Tags

Jupyter notebook, statistics, normal distribution, confidence intervals, risk

File
UIC-025-COD-EN.zip

Details

Updated: April 15, 2025 at 1:57 pm



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Title

Exponential Equations and Inequalities

Authors

Filipa Fernandes

Educational level

Secondary School, Vocational School, Higher Education

Level

medium

Description

The PowerPoint presentation focuses on Exponential Equations and Inequalities. It provides an overview of solving exponential equations, including step-by-step methods and worked-out examples. It also covers exponential inequalities, explaining their properties and solution techniques. Additionally, the presentation includes auxiliary calculations, universal conditions, and practical applications in mathematics.

Licence

CC-BY-SA

Type

Other

Category

High-school fundamentals

Keywords

Exponential Equations; Exponential Inequalitiess

Tags

Exponential Equations; Exponential Inequalitiess

File
UIC-007-PRE-EN.pptx

Details

Updated: April 11, 2025 at 9:27 pm



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Title

Matrices

Authors

Ana Rita Coelho

Educational level

Higher Education

Level

easy

Description

PDF of Matrices

Licence

CC-BY

Type

Other

Category

High-school fundamentals

Keywords

Matrices

Tags

Matrices

File
UIC-008-PDF-EN.pdf

Details

Updated: April 11, 2025 at 9:32 pm



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Title

Derivatives Rules

Authors

Augusto João Moreira da Silva

Educational level

Secondary School, Vocational School, Higher Education

Level

medium

Description

The video is an instructional presentation on the derivative rules. The content likely includes mathematical formulations, step-by-step derivations, and examples to illustrate the application of the derivative rules in calculus.

Licence

CC-BY-SA

Type

Short Video

Category

High-school fundamentals

Keywords

Derivative rules

Tags

Derivative rules

File
UIC-001-VID-EN.mp4

Details

Updated: April 11, 2025 at 9:50 pm



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