Science · Grades 4–6
Pluto Dwarf Planet Worksheets
Printable Pluto and dwarf planet worksheets for grades 4 through 6. Teach students why Pluto was reclassified from a planet to a dwarf planet in 2006, covering its size, composition, unusual orbit, and place in the Kuiper Belt, with comprehension questions and an answer key.
Pluto Dwarf Planet Lessons and Resources
Lesson Plan + Worksheet · Grades 4–6
Pluto, the Dwarf Planet Lesson
Teach students about Pluto and its reclassification as a dwarf planet. The lesson explains what the International Astronomical Union decided in 2006, why Pluto no longer meets the definition of a planet, and what makes it a dwarf planet. Covers Pluto’s size, rock-and-ice composition, unusual elliptical orbit, and its location in the Kuiper Belt beyond Neptune. Includes comprehension questions in multiple-choice format and an answer key.