K12 Reader
What’s in Your Cells?
Organelles, cellular respiration, ATP, and DNA. The passage attached to this life science reading comprehension instructional activity is all about cells. After reading about diffusion and osmosis, kids answer a series of questions based...
K12 Reader
Tissues, Organs and Systems
Young scientists are introduced to the connections among cells, tissues, organs, and systems in a life science reading comprehension worksheet that asks them to respond to a series of questions based on the passage.
Teach Engineering
Algae: Tiny Plants with Big Energy Potential
My, what big energy potential you have! Scholars learn about the energy potential of using algae as a biofuel. A PowerPoint presentation first describes the structure of algae and then how researchers use algae as biofuel to produce energy.
Federal Reserve Bank
Why Scarce Resources Are Sometimes Unemployed
Why do markets operate inefficiently when the world's resources are so limited? Review the various types of unemployment that exist and why some resources, especially human resources, go unused.