How to encourage students to produce comprehensible output on sports

My grade 7 students (12-13 years old) did comprehensible presentations about some popular sports in Hispanic countries. First, I wanted to model a presentation because whenever my students produce Spanish output,
baseball1 comprehensible41 countries2 Dominican Republic1 Education8 encourage2 example1 group work5 hispanic4 hobbies4 information5 input39 language26 look for2 model2 motivate7 oral11 output10 popular1 presentation10 project10 quiz4 sample1 search1 Spanish27 speaking37 sports1 teacherspayteachers11