"Interactions Mosaic‎,‎ 4th Edition" is the newly expanded five‎-level‎,‎ four‎-skill comprehensive ESL/ELT series for academic students‎.‎ The new edition‎,‎ for beginners to advanced learners‎,‎ incorporates interactive and communicative activities while still focusing on skill building to prepare students for academic content‎.‎ Reading‎,‎ Writing‎,‎ Listening and Speaking‎,‎ as well as Grammar are thoroughly presented in each strand‎.‎ High‎-interest themes are integrated across all skill strands and levels‎.‎ Language proficiencies as well are articulated from level to level‎.‎ The Instructor‎'‎s Manual‎,‎ one for each student book‎,‎ provides new expanded activities‎,‎ user‎-friendly instructions‎,‎ Placements Tests‎,‎ Chapter Quizzes‎,‎ and corresponding Answer Keys‎.‎