Articles tagged with "solar-system"
Dwarf Planets
June 17, 2013
Dwarf Planets: The Small Worlds of Our Solar System In 2006, the International Astronomical Union reclassified Pluto as a “dwarf planet.” In the Montessori spirit of following the child’s curiosity, this is a wonderful opportunity to teach that science is a living, evolving process. These dwarf planet cards and lessons …