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 seven languages: English, 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:

02.8 Text question (long form mxn/remove/columns) (10)

EngiMath Project

OER Preview To the OER

Identificar funções lineares

Yevheniia Andriichenko, Eva Schirgi, Ana Paula Lopes, Filomena Soares

OER Preview To the OER

Statistică descriptivă – Noțiuni de bază și aplicații – Test grilă 15

Bocanet Vlad, Serdean Florina

OER Preview To the OER

Total number of OERs published so far:

3621

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

Title

Exercitii pentru Lectia 10: Operații cu Matrici Pătrate – Puterea unei Matrici 10.7 A^2=n*I (STIV, 2×2)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 10: Operații cu Matrici Pătrate – Puterea unei Matrici 10.7 A^2=n*I (STIV, 2×2)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-159-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



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Title

Exercitii pentru Lectia 11: Alte Clasificări ale Matricilor Pătrate 11.2 A^2=A, Găsește x, Idempotent (STIV)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 11: Alte Clasificări ale Matricilor Pătrate 11.2 A^2=A, Găsește x, Idempotent (STIV)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-160-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.1 Alege matricea augmentată

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.1 Alege matricea augmentată

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-161-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.2 Găsește inversa 2×2 (pas cu pas, posibil)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.2 Găsește inversa 2×2 (pas cu pas, posibil)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-162-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



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Title

13.03 Choosing Reduced Echelon Form (10)

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Group of Questions for Moodle on Matrices – Introduction, XML format
– ALL questions have feedback with STEP-by-STEP resolution. Note: It requires a Moodle platform to be inserted into the question bank and, eventually, a specific plugin/software may be necessary for its operation.

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

Echelon Form, Reduced Echelon Form, Matrix

Tags

EngiMath, Gate2Math

File
ENG-174-XML-EN.zip

Details

Updated: April 15, 2025 at 9:11 am



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Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.3 Găsește inversa 2×2 (pas cu pas, imposibil)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.3 Găsește inversa 2×2 (pas cu pas, imposibil)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-163-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.4 Alege inversa 2×2

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.4 Alege inversa 2×2

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-164-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.6 Găsește inversa 2×2 (STIV)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.6 Găsește inversa 2×2 (STIV)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-165-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.7 Alege inversa 3×3

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.7 Alege inversa 3×3

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-166-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.8 Găsește inversa 3×3 (câteva pași, STIV)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 14: Inversa unei Matrici prin Operații Elementare 14.8 Găsește inversa 3×3 (câteva pași, STIV)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-167-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating