About
This simulation is designed to help visualize the symmetry about O, 90, 45 and -45 degrees line of blocks objects for primary mathematics.
An assessment of learning quiz is also built for grid
Interesting Fact
This app is available on iOS and on the support URL.
Acknowledgement
My sincere gratitude for the tireless contributions of Francisco Esquembre, Fu-Kwun Hwang, Wolfgang Christian, Félix Jesús Garcia Clemente, Anne Cox, Andrew Duffy, Todd Timberlake and many more in the Open Source Physics community.