TheWorksheets.com

Home Learning Packet Grade 5 - LEARN Charter School Network

Cross-Curricular Reading Comprehension Worksheets: E5-of 36 All living things are made up of tiny units called cells. The cells are surrounded by a covering called a membrane. The membrane controls what moves in and out of the cell. Cells need many kinds of materials in order to thrive. They must have water, oxygen, glucose (sugar), sodium ...