Page before the book starts : Introduction
Shared space house : International Space Station
Tiny bags of water you're made of : Animal cell
Heavy metal power building : Nuclear reactor
Red world space car : Curiosity Rover
Bags of stuff inside you : Human torso
Boxes that make clothes smell better : Washing machine and dryer
Earth's surface : Physical map of the Earth
Under a car's front cover : Car engine
Sky boat with turning wings : Helicopter
The US's laws of the land : US Constitution
The US's Laws of the Land : USS Constitution
Food-heating radio box : Microwave
Boat that goes under the sea : Submarine
Box that cleans food holders : Dishwasher
Big flat rocks we live on : Tectonic plates
Cloud maps : Weather maps
Machine for burning cities : Nuclear bomb
Water room : Toilet and sink
Computer building : Data center
US Space Team's Up Goer Five : Saturn V rocket
Sky boat pusher : Jet engine
Stuff you touch to fly a sky boat : Cockpit
Big tiny thing hitter : Large Hardon Collider
Hole-making city boat : Oil rig
Stuff in the Earth we can burn : Mines
Bending computer : Laptop
Worlds around the sun : Solar system
Writing sticks : Pen and pencil
Hand computer : Smart phone
Colors of light : Electromagnetic spectrum
The sky at night : Night sky
The pieces everything is made of : Periodic table
How to count things : Units of measurement
Room for helping people : Hospital bed
Playing fields : Athletic fields
Earth's past : Geologic periods of Earth
Tree of life : Life's family tree
The ten hundred words people use the most : The ten hundred most common words in our language
Helpers : Acknowledgments
Sky toucher : Skyscraper.