TY - BOOK AU - Shaw,Gina TI - Tick-tock!: measuring time T2 - Penguin young readers. Level 4 SN - 9780515159042 PY - 2018///] CY - New York, New York PB - Penguin Young Readers, an imprint of Penguin Random House KW - Time measurements KW - Juvenile literature KW - Time KW - Illustrated works KW - lcgft KW - Readers (Publications) N1 - At head of title: Smithsonian; Guided reading level; Q N2 - An introduction to time discusses the inventions and communication used to tell time throughout history, including hour glasses and atomic clocks to calendars and chronometers ER -