K12 Reader
Active and Passive Transport
Active and passive systems used to transport materials to and from cells are the subject of a comprehension worksheet that asks readers to use information from the article to answer a series of questions based on the text.
K12 Reader
5th Grade Master Spelling List
Here's a spelling program that includes 36 lists of 21 words and 20 suggestions for weekly activities. Each list includes common and proper nouns, sight words, academic vocabulary, and words built on a specific Greek roots.