Twenty-eight percent of fourth-graders had teachers who spent "a lot of time" teaching Earth and space sciences.
NOTE: Detail may not sum to totals because of rounding. Some apparent differences between estimates may not be statistically significant. See complete data for Earth and Space Sciences, Life Science, and Physical Science.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Science Assessment.