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:

17.03 Det arendamine rea järgi (3×3) (10)

EngiMath

OER Preview To the OER

13.03 Choosing Reduced Echelon Form (10)

EngiMath Project

OER Preview To the OER

Avaliação_AULA 17: Determinantes – Desenvolvimento de Laplace (0)  

EngiMath Project

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 12: Operații Elementare pe Rânduri și Matrici 12.8 ERO

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 12: Operații Elementare pe Rânduri și Matrici 12.8 ERO

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-151-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 12: Operații Elementare pe Rânduri și Matrici 12.5 Scalare (-, STIV)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 12: Operații Elementare pe Rânduri și Matrici 12.5 Scalare (-, 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-152-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.5 Pune în formă echelon a rândului (pas cu pas)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.5 Pune în formă echelon a rândului (pas cu pas)

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-153-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.6 Forma echelon a rândului (STIV)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.6 Forma echelon a rândului (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-154-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

13.01 Choosing 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, Matrix

Tags

EngiMath, Gate2Math

File
ENG-172-XML-EN.zip

Details

Updated: April 15, 2025 at 9:11 am



Average rating

Title

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.7 Pune în formă redusă a rândului echelon (un pas)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.7 Pune în formă redusă a rândului echelon (un pas)

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-155-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.8 Indică forma redusă a rândului echelon 2×4

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 13: Reducerea Rândurilor și Formele Echelon 13.8 Indică forma redusă a rândului echelon 2×4

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-156-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

Exercitii pentru Lectia 09: Operații cu Matrici Pătrate – Inversa unei Matrici 9.1_1 Este inversă? (2×2)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 09: Operații cu Matrici Pătrate – Inversa unei Matrici 9.1_1 Este inversă? (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-157-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating

Title

13.02 No Scaled Form (10)

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

some sentences/ at least 1 and max. 10-12

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

Echelon Form, Matrix

Tags

EngiMath, Gate2Math

File
ENG-173-XML-EN.zip

Details

Updated: April 15, 2025 at 9:11 am



Average rating

Title

Exercitii pentru Lectia 10: Operații cu Matrici Pătrate – Puterea unei Matrici 10.1 Pentru ce matrici poate fi găsită A^n (rectangular vs. pătrat)?

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Exercitii pentru Lectia 10: Operații cu Matrici Pătrate – Puterea unei Matrici 10.1 Pentru ce matrici poate fi găsită A^n (rectangular vs. pătrat)?

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-158-XML-RO.zip

Details

Updated: April 15, 2025 at 1:10 pm



Average rating