These General Conditions of Use determine the rules for accessing this platform for digital educational content, hereinafter referred to as the platform.

By using this Platform, you acknowledge, as a user, that you know its terms, accept them without reservation and comply with them.

The Platform Publishers reserve the right, at their sole discretion and without prior notice, to modify, delete or add information to these “General Conditions of Use”, at any time in order in particular to take into account any legal, jurisprudential, editorial and /or technical changes. The version that prevails is the one that is accessible online.

You are therefore advised to regularly refer to the latest version of said General Conditions of Use.


The Mathia project, winner of the P2IA (Partnership for Innovation in Artificial Intelligence of the French Ministry of Education) aims to create an innovative solution based on artificial intelligence for the acquisition of the fundamentals of mathematics (discovery and training).

Mathia is a unique combination of voice recognition and 3D visualisation applied to mathematics. The application and platform are used in partner classes and allow children to play with mathematics through numerous application exercises.

Mathia also allows the teacher to follow the progress of each student.

1/ Access to the exercises

The activities are available 24/7:

– On the Mathia mobile app, available on the Android and Apple stores to be played on an Android 5.1+ and iOS 11+ tablet/smartphone. The use of a tablet is recommended for optimal use of the service.

– On the web application: using Google Chrome or Mozilla Firefox on windows, ubuntu and android and using Safari on MacOs and iOs.

– On the platform:

The application can be used without creating a teacher account by activating the “play outside the classroom” option. No tracking information on the activities performed can be saved while playing outside the classroom.

Once the application is installed, the use of the internet is not mandatory. However, some features will be disabled: voice and handwriting recognition. 

The learning traces (results of the exercises) are saved on the device until the internet is returned, when they will be sent to the platform.

2/ Access to the teacher platform

Access is through any up-to-date browser at

To use the application for the first time, you must 

Create a teacher account, set up your classes and possibly assign exercises to your students. This platform will allow you to follow the progress of your students in real time. 

Find all the practical information on the following link: Mathia – Resources Updated 20/05. On this link, you will find tutorials on how to use Mathia, a start-up booklet, teaching sheets and consent forms for parents.

3/ Technical support

In the event of a technical incident on the application or the platform, send a message directly from your teacher account: 

You can also contact us by email at 

Our teams will do their utmost to respond to you and resolve any incidents as quickly as possible.

4/ Equipment used

The equipment used must meet the following characteristics to ensure proper use of Mathia:

Minimum :

System: PC Android IOS (Chrome, Firefox, Safari >= 13)

Processor: 4 cores 1.4 GHz

Memory: 2 GB RAM 

Recommended, for optimal performance :

System: PC Android IOS (Chrome, Firefox, Safari >= 14)

Processor: 4 cores 2 GHz

Memory: 2 GB RAM


Access to this Platform gives you the right to use it on a non-exclusive, private and / or collective basis.

Your use of the Platform implies unreserved acceptance of these General Conditions of Use.

This use of the Platform can only be carried out free of charge and must be part of the pursuit of the achievement of educational objectives. Any commercial use of the Platform and its contents is strictly prohibited.

All the content published on the Platform, including without limitation, texts, photographs, illustrations, graphics, computer graphics, maps, videograms, music, icons, software, hereinafter referred to as “The Contents”, are likely to constitute works within the meaning of the provisions of article L.112-1 et seq. Of the Intellectual Property Code or of the contents protected under the rights related to copyright within the meaning of the provisions of article L.211-1 et seq. of the Intellectual Property Code.

Pursuant to Article L. 122-4 of the Intellectual Property Code, any representation or reproduction, in whole or in part, made without the consent of the author or his successors in title or successors in title is illegal. It is the same for the translation, the adaptation or the transformation, the arrangement or the reproduction by any art or any process.

We also remind you that copyright infringement constitutes an infringement of forgery punishable in France by three years’ imprisonment and a fine of 300,000 euros.

Likewise, the Intellectual Property Code punishes with three years’ imprisonment and a fine of 300,000 euros for any fixation, reproduction, communication or making available to the public, for consideration or free, or any broadcasting of a service, of a phonogram, of a videogram or of a program, without the authorization, when required, of the owner of the rights.

You agree, therefore, to:

download the Content to your computer only for personal or collective educational use in the classroom;

only reproduce on any medium, in particular printed and digital, the downloaded Content on the condition that said copies of the Content are strictly limited to personal or collective educational use;

not to represent, distribute or network, whatever the form and process, the Content outside the Platform;

not to adapt, modify, move, alter or remove the Content outside of the Content aggregation, modification and personalization services offered to you by the Platform itself;

not to alter, modify, move, remove or replace the names of the Publishers of the Platform and / or the authors of the Content or of their beneficiaries and / or any other information relating to the rights of the publishers and / or authors of the Content or their beneficiaries.


You acknowledge that you are fully responsible for the Content that you include on the Platform.

You are personally responsible towards both third parties and the Platform Publishers for failure to comply with the above stipulations and guarantee the latter against any disturbance, claims or actions that may result from this failure.

The Editors of the Platform have the right to modify the characteristics or the Content of the Platform and to restrict access to certain sections and may at their sole discretion suspend, interrupt or stop access to all or part of the Platform for any reason. reason whatsoever including in particular non-compliance with the Platform’s “General Conditions of Use”; without this being the subject of any dispute of any kind. They do not guarantee that the Platform is error-free or that all imperfections will be corrected.


You are solely responsible for damages and prejudices, direct or indirect, material or immaterial when they are caused, founded or originated from a use of the Platform by yourself or by any person authorized by you to use this Platform. By use, we should understand any use of the Platform whatsoever, fraudulent or non-fraudulent.

As such, you waive any claim or legal action relating to such damage and prejudice, on the basis of the contractual liability of the Platform Publishers or on any other basis.

Minors are allowed to access the Platform, on the express condition that they have previously obtained from their parents (or the person exercising parental authority) the authorization to do so and to provide the information and email addresses to which any communication can be transmitted to them. The fact that they register implies that they have obtained this prior authorization, which is expressly required on the Platform at the time of registration.

The Platform Editor (s) reserve the right to request written justification at any time, and to carry out any checks, as well as to delete any personal account whose minor holder does not submit said justification within five (5) days from the request, or within any other time limit that may be given to it. The Platform Editor (s) will immediately delete any personal account, upon receipt of a parental request to close the personal account and delete the related content.

The Platform Publishers undertake to make their best efforts to secure access, consultation and use of the Platform.

Consequently, the responsibility of the Platform Publishers cannot be engaged in the following cases:

Momentary interruptions for updating certain files;

Operating difficulties or temporary interruption of these services regardless of the wishes of the Platform Publishers, in particular in the event of an interruption in electricity or telecommunications services;

Momentary interruptions of the services necessary for their development or maintenance;

Failure or malfunction in the transmission of messages or documents.


The Platform Editors provide you with dedicated social media spaces and tools reserved for free communication between Platform users, as well as for the sharing of contributions and content. As such, the

Platform Editors act exclusively as host of the community spaces that they make available to you and their responsibility is therefore that of a technical service provider as defined in article 6.I-1 of the law on

Confidence in the Digital Economy of 21 June 2004. Parents are invited to monitor the use made of these community spaces by their minor children.

Community spaces are discussion spaces allowing you to post opinions and information around specific themes.

The Platform Editors undertake to take the greatest care of your contributions, but can in no way be held responsible for any related alteration. They also undertake to reproduce your contributions with the mention of the pseudonym of their author as indicated by the latter.

You acknowledge that you are fully responsible for the contributions you publish on this section, and that these contributions do not fall under the editorial activity of the Platform Publishers.

Consequently, the Editors of the Platform cannot be held liable for the illegal nature of your contributions. You guarantee the Publishers of the Platform against any recourse and / or actions that any person could bring as a result of the dissemination of your contributions on the Platform. You will assume all charges and payments that may be due or claimed concerning these same people for whatever cause or reason.

We remind you that forums and other community spaces are places of exchange, debate of ideas, where conviviality and respect for others are essential.

Everyone must therefore respect the other contributors and the pluralism of opinions necessary for the animation of the community. Any contribution comprising verbal aggression, free mockery or vulgarity may fall within the scope of moderation and consequently be withdrawn from the Platform.

These contributions cannot include content constituting or encouraging the commission of acts punishable by law. You therefore agree to respect the ethical principles listed below, without this list being exhaustive:

Contributions must not infringe or be contrary to public order, good morals or offend the sensitivity of minors;

Contributions must not infringe in any way whatsoever the reputation, privacy and image rights of third parties;

Contributions must not be denigrating, defamatory, abusive, obscene, violent, racist, xenophobic, undermine the image and reputation of a brand or of any natural or legal person, in any way whatsoever. ;

Contributions must not be used for threats or harassment in any way;

Contributions must not incite hatred, violence, suicide, racism, anti-Semitism, xenophobia, homophobia, advocate war crimes or crimes against humanity;

Contributions must not incite discrimination against any person or group of persons because of their ethnicity, religion, race, or because of their sexual orientation or disability;

Contributions must not incite to commit a crime, an offense or an act of terrorism;

Contributions must not be pornographic or pedophile;

Contributions must not jeopardize the security or integrity of any State or territory;

Contributions must not infringe the intellectual property rights of any person.

Any contribution that does not respect these principles may be deleted by the Platform moderator, or even be reported to the public authorities in accordance with the provisions of article 6-1-7 of the law of June 21, 2004 for Confidence in the Digital Economy.

In accordance with article 6 – I of the law of June 21, 2004 on Confidence in the Digital Economy, the Platform Publishers are bound, in their capacity as content host, to the following obligations:

1. Hold and keep data such as to allow the identification of any person who has disseminated content through him, in the event that the judicial authorities so request,

2. Remove and or prevent access to illegal content as soon as he becomes aware of it.

However, the Platform Publishers are not subject to a general obligation to monitor and control the information and content disseminated, or even to a general obligation to research facts or circumstances revealing illegal activities.

Thus, you only undertake to distribute content for which you have the rights, for which the rights holder has expressly authorized you to distribute them or which is free of all rights. As a reminder, the

Intellectual Property Code prohibits any full or partial representation or reproduction made without the consent of the author or his successors in title.

In addition, you must not under any circumstances offer on this section the sale, donation or exchange of stolen goods or those resulting from embezzlement, fraud, breach of trust or any other criminal offense.

The Platform may not be used to solicit funds, goods, services or advertising or to distribute or publish information or data of a commercial nature. More generally, they cannot be used for commercial purposes.

You agree not to insert in the contributions addresses or hypertext links to external sites which are contrary to the laws and regulations in force, which infringe the rights of third parties, or which are contrary to these General Conditions of Use.

The Platform Publishers do not accept any disruptive online activity, such as spamming, the sending of continually irrelevant messages or statements inciting others to violate these rules of conduct or to participate in illegal activities. It is for participants to take part in a discussion and to express themselves in a positive context.


The rules applicable to the use of the Platform and to all the Content and information it contains are governed by French law. In the event of a dispute, the French courts will have sole jurisdiction.

ARTICLE 7 – Conditions for changes to the privacy policy

The present GTC-GU can be consulted at any time at the following address: or 

The Site Editor reserves the right to modify it in order to ensure compliance with the law and current practices.

Therefore, the user is invited to regularly consult these GTC-GU in order to be informed of the latest changes made to them.

The user is informed that the last update of these GTC-GU took place on July 22, 2021.