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Thematic skeletons.
Physical Activity.
Geography.
Reading and Writing Workshop.
Information Technology and Communication
Science and Technology
Mathematics Mex
Artistic appreciation
Biology
Physical
Ecology
Chemistry
Mathematics Massachussetts part 1
Mathematics Massachussetts part 2
Science and tecnology Massachussetts
Comprehensive Healthl Massachussets
Arts Massachussetts Dance
Arts Massachussetts Music
Arts Massachussetts Theater
Arts Massachussets Visual Arts
History Massachussets
Foreign Languages Massachussetts
Philosophy Massachussets
Skeletons are repeated and similar in Mexico and Massachusetts
Mathematics Differential Mexico and Massachusetts
Differential Science and Technology Mexico and Massachusetts