Unit 01 Dream

R1 Animal / Sleeping Dogs
R2 Art / Dali's Paintings

Unit 02 Salt

R1 Zoology / Science Report
R2 Geography / Land of Salt

Unit 03 Paintings

R1 Art / Can You Believe Your Eyes?
R2 Psychology / The Healing Power of Art Therapy

Unit 04 Blood

R1 Zoology / The Shark’s Sense of Smell
R2 Medicine / A New Way of Detecting Cancer

Unit 05 Learning

R1 Psychology / The Search for Happiness
R2 Career / A New Job

Unit 06 Recycling

R1 Social Studies / Trash for Sale
R2 Environment / Can Food Be Reused?

Unit 07 Adventure

R1 Geography / A Trip to the New Zealand Wilderness
R2 History / The Race to the South Pole

Unit 08 Tongues

R1 Zoology / The Amazing Giraffe
R2 Biology / The Human Tongue

Unit 09 Holes

R1 Geography / A Blue Hole in the Red Sea
R2 Astronomy / The Power of Black Holes

Unit 10 Money

R1 People / A Tale of Two Investors
R2 History / The Goldsmiths of London

Unit 11 Fermentation

R1 Culture / Lisa's Travel Diary
R2 Food / Probiotic Foods

Unit 12 Viruses

R1 Health / Be Smart, Stay Healthy
R2 History / A Deadly Invasion

Unit 13 Oceans

R1 Environment / Beautiful Underwater Museum
R2 Geology / The Ring of Fire

Unit 14 Architecture

R1 Sports / The Pitchers' Graveyard
R2 Geometry / The Golden Ratio

Unit 15 Languages

R1 Social Studies / The Mixed-Up Words of William Spooner
R2 Biology / Broca's Area

Unit 16 Antarctica

R1 Biography / Sir Ernest Shackleton
R2 Geology / Antarctica or the Arctic?

*정답 및 해설 [책 속의 책]