Children's book ③ Unit of area / Shigekatsu Inaba

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Children's Books
[Introduction to the Contents]
In ancient times, mankind lived a life of rising with the sun in the sky, falling down and sleeping.
It is thought that the first thing that mankind measured at that time was "time."
They measured time by watching the "rising of the moon" in the night sky.
As the amount of harvest increased, they measured "volume" and "weight."
In this way, mankind invented various units as needed.
『 : The invention of the "Eye to Scale" unit! 』 is scheduled to be published in five volumes.
This series explains the various units that we use on a daily basis in cartoons, illustrations, and photographs.
This series is useful for deepening understanding of the elementary school arithmetic unit "Unit and Measurement".
[Volume 3] What is the unit of "area" in the first place? / Unit of area taught at school / Unit of area taught at elementary school! / Learning of area and daily life / Invention of m2 / Units of various areas taught at elementary school / Area of buildings, land, etc.