History 5: Assignment 29 Bookworm April 18, 2018 Lessons 141-144 Safety Razor Airplane Vacuum Tube Model T Read This
History 5: Assignment 28 Bookworm April 10, 2018 Lessons 136-139 Diesel Engine Mousetrap Radio Semi-Automatic Shotgun Read This
History 5: Assignment 27 Bookworm April 3, 2018 Lessons 131-134 Coca-Cola Induction Motor Ballpoint Pen Zipper Read This
History 5: Assignment 26 Bookworm March 26, 2018 Lessons 126-129 Light Switch Skyscraper Dishwasher Electromagnetic Waves Read This
History 5: Assignment 25 Bookworm March 19, 2018 Lessons 121-124 Light Bulb Cash Register Thermostat Steam Turbine Read This
History 5: Assignment 24 Bookworm March 12, 2018 Lessons 116-119 Telephone Carpet Sweeper Phonograph Motion Pictures Read This
History 5: Assignment 23 Bookworm March 5, 2018 Lessons 111-114 Riveted Blue Jeans Fire Sprinkler QWERTY Keyboard Dental Drill Read This
