Modeling and multiple representation systems in the design of a computer environment for the learning of programming and C by beginners
https://www.powershow.com/view/1e8a8c-YjIyZ/Modeling_and_multiple_representation_systems_in_the_design_of_a_computer_environment_for_the_learning_of_programming_and_C_by_beginners_powerpoint_ppt_presentation
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