mathresources
https://undergroundmathematics.org/
https://math.hmc.edu/benjamin/
https://www.wtamu.edu/academic/anns/mps/math/mathlab/int_algebra/int_alg_tut8_probsol.htm
https://www.med.edu/bsrc/reading/
https://everydaymath.uchicago.edu/
https://www.coolmathgames.com/
http://surroundedbymath.com/interactive-math/
https://www.3blue1brown.com/blog/some1-results
https://www.jcu.edu.au/students/learning-centre/maths-and-statistics
https://www.mathpages.com/home/index.htm
https://mathforlove.com/websites-we-like/
https://www.mathasasecondlanguage.org/
https://docs.google.com/spreadsheets/d/1bIOh3S-bN0LCjVWrfpnhkaIapZKwtbAr5Z1gJQ_KGEY/edit#gid=0
https://www.geogebra.org/materials?lang=en
https://www.mathlearningcenter.org/
https://sites.google.com/view/mathywebsites/accueil
https://courses.minnalearn.com/
https://www.youcubed.org/21st-century-teaching-and-learning/
https://github.com/exo7math/python1-en-exo7
https://raise.mit.edu/index.html#home
https://www.codeforlife.education/
https://mathequalslove.net/blog/
https://www.purposefulmaths.com/
https://math.hmc.edu/benjamin/
https://www.umassmed.edu/bsrc/reading/
https://www.learningbeautiful.com/learning-at-home
https://www.geogebra.org/u/guile