In The Magnetosphere, young readers learn earth has a magnetic field that begins in the core, surrounds Earth, and extends out into space. The magnetosphere protects Earth from getting too much energy from the Sun and is formed by light energy from the Sun hitting Earth’s magnetic field.
 
Softcover, 8×8 in., 24 pages
Word Count 210,  Lexile Measure 680L
A pronunciation guide is included. Reading Level 1-3, Interest Level 2-5.