Level 4 Unit


1 pages 12–25


Big questions


Talking point Famous scientists and mathematicians


2 pages 26–37


Stories


Talking point Storytelling


3 pages 40–53


Movement


Talking point Events when people and animals move together


4 pages 54–63


Logical thinking


Talking point Puzzle solving


Lessons


A The right question? B Questions and answers


C What’s the best way to learn a language?


C21 skills


A Can you solve the mystery? B What makes a great story?


C Can we travel through time? (Slideshow )


C21 skills Progress test Units 1 & 2, pages 38–39


A Journeys B Urbanization C Rules C21 skills


Describing movement (A42–43)


Passives (B45–46)


Incidents: Hijackings and robberies (A28–31)


Narrative tenses: Past simple and past continuous (A28–29)


Vocabulary


Research and scientific theories (A14–16)


Grammar Revision of tenses (B17–18)


A Logistics B Logic


C Migration (Slideshow )


C21 skills Progress test Units 3 & 4, pages 64–65


5 pages 66–79


The mind


Talking point Brain functions


6 pages 80–91


Changing minds


Talking point Motivation


A The brain B Perception C Concentration C21 skills


Brain functions (A68–69) ‘Mind’ phrases (A70)


Modals of deduction (B71–73)


Logistics (A56–57)


Types of thinking for puzzle solving (B58)


A Memory B Motivation


C Your mind is playing tricks on you (Slideshow )


C21 skills Progress test Units 5 & 6, pages 92–93 4 English for the 21st Century • Book map


Types of mnemonic (A83, A85)


Language of persuasion (B86–88)


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