4 CONTENTS Introduction Chapter 1 Lights On Chapter 2 Glow in the Dark Chapter 3 This Tech is Lit Chapter 4 Light the Way Chapter 5 Lit Us Celebrate 3 7 15 23 31 39
INTRODUCTION Are you afraid of the dark If you are you're definitely not alone But alongside the dark we also have bright brilliant light Darkness must not have been fun for ancient humans They couldn't see where they were going or what was coming at them Everything was unknown and scary Today we can light up the world with a flick of a switch
We can make bulbs change color by talking to them We can make objects glow in the dark like some animals do How did we get here A dark world needed some lit inventions So follow the lights as you make your way through this book and defeat the darkness with some epic inventions
