![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/281795888/figure/fig1/AS:421852209258496@1477588812869/Online-questionnaire-for-reviewing-a-DG-resource-in-the-i2geo-repository_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/281795889/figure/fig1/AS:845034547064832@1578483344230/Copie-decran-montrant-la-plateforme-i2geonet_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/330767053/figure/fig1/AS:721302654562305@1548983362793/Figura-1-Sistema-de-recursos-da-professora-para-o-ensino-de-Razoes-Trigonometricas-nivel_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Elisangela-Espindola/publication/340492478/figure/fig3/AS:877782653476864@1586291101531/Projet-de-la-seance-de-soutien-niveau-1_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) - Page 3 Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) - Page 3](https://i1.rgstatic.net/ii/profile.image/272558595506188-1441994441952_Q512/Jana-Trgalova.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) - Page 3
![Cross-widget communication to allow sending messages between Cinderella... | Download Scientific Diagram Cross-widget communication to allow sending messages between Cinderella... | Download Scientific Diagram](https://www.researchgate.net/profile/Mohamed-El-Demerdash/publication/307937241/figure/fig1/AS:404391547949061@1473425866585/Cross-widget-communication-to-allow-sending-messages-between-Cinderella-and-EpsilonWriter_Q640.jpg)
Cross-widget communication to allow sending messages between Cinderella... | Download Scientific Diagram
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/321869065/figure/fig2/AS:784224642662403@1563985133718/Theories-used-in-paper-at-the-CERME8-TWG15-left-and-CERME9-TWG16-right_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/publication/310506828/figure/fig2/AS:430228838326273@1479585956025/a-A-student-operates-the-PHANTOM-Omni-R-haptic-device-b-Students-view-of-the_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/330767053/figure/fig3/AS:721302654566401@1548983362833/Figura-3-Trabalho-documental-do-projeto-de-aula-nivel-1_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Mohamed-El-Demerdash/publication/318583573/figure/fig3/AS:542376595857408@1506324065870/Main-forces-shaping-the-decision-making-in-a-c-book-design-process_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Quality questionnaire allowing to review any DG resource on the i2geo... | Download Scientific Diagram Quality questionnaire allowing to review any DG resource on the i2geo... | Download Scientific Diagram](https://www.researchgate.net/profile/Philippe-Richard-7/publication/278744762/figure/fig1/AS:390650563448835@1470149760831/Quality-questionnaire-allowing-to-review-any-DG-resource-on-the-i2geo-platform_Q640.jpg)
Quality questionnaire allowing to review any DG resource on the i2geo... | Download Scientific Diagram
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/334135456/figure/fig2/AS:860567564722183@1582186704495/Some-of-the-c-book-widget-factories_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
Theories used in paper at the CERME8-TWG15 (left) and CERME9-TWG16 (right) | Download Scientific Diagram
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Jana-Trgalova/publication/334135456/figure/fig5/AS:860567564726289@1582186704892/Evaluation-of-CMT-cognitive-components-from-the-experts-point-of-view_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Nataly-Essonnier/publication/327791533/figure/fig2/AS:673208239915011@1537516760511/Sub-CoI-engaged-in-the-design-of-the-Elementary-algebra-c-book_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![PDF) Impact of Place Value Chart App on Students' Understanding of Bundling and Unbundling | Kevin Larkin - Academia.edu PDF) Impact of Place Value Chart App on Students' Understanding of Bundling and Unbundling | Kevin Larkin - Academia.edu](https://0.academia-photos.com/attachment_thumbnails/64508087/mini_magick20200923-28045-1msm2qo.png?1600927513)
PDF) Impact of Place Value Chart App on Students' Understanding of Bundling and Unbundling | Kevin Larkin - Academia.edu
![At left, general aspect of the questionnaire; at right, the resource... | Download Scientific Diagram At left, general aspect of the questionnaire; at right, the resource... | Download Scientific Diagram](https://www.researchgate.net/profile/Philippe-Richard-7/publication/305773054/figure/fig2/AS:390679588032512@1470156680023/At-left-general-aspect-of-the-questionnaire-at-right-the-resource-sharing-and_Q640.jpg)
At left, general aspect of the questionnaire; at right, the resource... | Download Scientific Diagram
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://www.researchgate.net/profile/Nataly-Essonnier/publication/338966198/figure/fig3/AS:853695822561280@1580548353215/Model-of-versioning-of-the-c-book-collaborative-design-process-Essonnier-2018_Q320.jpg)
Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)
![Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE) Jana TRGALOVA | Professor (Associate) | Doctor of Mathematics Education | Claude Bernard University Lyon 1, Villeurbanne | UCBL | Institut National Supérieur du Professorat et de l'Education (INSPE)](https://i1.rgstatic.net/ii/profile.image/933404921057283-1599552483080_Q128/Carole-Le-Henaff.jpg)