適合年齡

10歲左右

繪本簡介

Throughout history, humans have moved around the Earth. Even before there were countries with borders, humans moved from region to region seeking a better life. Later, as nations were established, people continued to move. But in order for people to enter a country, they had to seek permission from the government of the country they were entering.These people came to be known as immigrants.Their movement was called immigration.

縱觀歷史，人類一直在地球上移動。 甚至在有邊界的國家之前，人類就從一個地區轉移到另一個地區尋求更好的生活。 后來，隨著國家的建立，人們繼續遷徙。 但是為了讓人們進入一個國家，他們必須向他們進入的國家的政府尋求許可。這些人被稱為移民。他們的運動被稱為移民。

RAZ有嚴密的分級體系：根據全文詞匯數、高頻詞詞匯數與比例、低頻詞詞匯數與比例、句子長度、句子復雜度、句式、插圖信息量、思想深度、主題等多個角度，將整個閱讀體系分為aa，A-Z共27個級別。

RAZ旨在幫助孩子找到適合孩子水平的級別，通過在同一級別下的大量閱讀逐步提高孩子的閱讀能力。

RAZ按難度分為27個級別，AA—C這4個級別對應幼兒園階段; D—J這7個級別對應美國小學一年級;K—P這6個級別對應美國小學二年級;Q—T這4個級別對應美國小學三年級;U—W這3個級別對應美國小學四年級;X—Z對應美國小學五六年級(相當于國內高中畢業)。