panda
Measuring time
Measurement, juvenile literature
Time measurements
Calendar
Calendars
Clocks and watches
Time
Measurement
Juvenile literature
Readers learn what the calendar measures and why knowing how to measure days, weeks, months, and years is important. They learn the history of the lunar and solar calendars, how days and months get their names, and the different calendars around the world. Sidebars instruct math by showing readers h…
Borrow to read
This scan is available through Internet Archive's free lending library — sign in or create a free account below, then borrow to read.
Reader not loading? Open it on Archive.org instead.
