Introduce young children to the chemistry of DNA, a polymer made of two long strands of atoms and molecules linked together and wrapped around each other in a double helix shape. DNA is found inside cells and creates a genetic code that determines many of the characteristics of a living thing. 24 pp. Reading Level 2-5, Interest Level 2-5.
 
Softcover, 8×8 in., 24 pages
Word Count 315,  Lexile Measure 340L
A pronunciation guide is included. Reading Level 1-3, Interest Level 2-5.