What are Cells? | Science For Kids

U.S. NSF

What are cells? They are the building blocks of life! A cell is like a tiny factory that keeps living things alive. Every living thing — plants, animals, and people — is made up of cells! Some creatures are made of just one cell, but humans are made of trillions of them! Cells make energy from the food we eat and the oxygen we breathe to create the power your body needs to run, jump, and play. 0:00 What are Cells? 01:10 Cell Membrane 01:21 Cytoplasm 01:33 Nucleus 01:45 Mitochondria 01:59 Rib…