Tracker butterfly stroke by RGS Mavis Tan Xuanru



butterfly stroke

For Teachers

- 306_MavisTanXuanru.mp4
- 306_MavisTanXuanru report v 5.pdf

Software Requirements


Android iOS Windows MacOS
with best with no no need Java
need Java
support full-screen? no no Yes Yes
cannot work on no mobile browser  understand Java....
no mobile browser  understand Java.... install Tracker from
install Tracker from



Author: video MavisTanXuanru; added analysis lookang
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end faq

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