The Extra and Friends Primary Course is an educational series of six levels designed for students studying English in primary school. Extra and Friends enables students to use English effectively and ensures that they will have fun while learning!

• Stories, songs, and rhythms with lovable characters and plenty of opportunities for communicative work.
• Systematic development of all four skills.
• Clear and simple presentation of grammar.
• Go Green tips to raise students' awareness about the environment.
• Culture Channel sections to introduce intercultural information.