https://docs.google.com/presentation/d/1utEtyZfGUWY-RyAfeSqwkW7Knebrzs1gtn9s25RrJKM/edit?usp=sharing

 

 

 

 

https://iwant2study.org/lookangejss/math/ejss_model_racetotwenty/ 

http://iwant2study.org/lookangejss/math/ejss_model_tictactoefrem/

 

https://iwant2study.org/lookangejss/math/ejss_model_clockgeogebrawee/
https://iwant2study.org/lookangejss/math/ejss_model_symmetryblockgridonly/symmetryblockgridonly_Simulation.xhtml
https://iwant2study.org/lookangejss/math/ejss_model_symmetryletter/symmetryletter_Simulation.xhtml
https://iwant2study.org/lookangejss/math/ejss_model_comparefractions/comparefractions_Simulation.xhtml

https://iwant2study.org/lookangejss/math/ejss_model_SHMmassscale/SHMmassscale_Simulation.xhtml
 
https://iwant2study.org/lookangejss/math/ejss_model_netsofsolidswee/netsofsolidswee_Simulation.xhtml

 

 reference:

https://weelookang.blogspot.com/2019/07/20190724-primary-math-app-sharing.html