On January 2011, the National Center for Education Statistics released the report of the National Assessment of Educational Progress (NAEP) results for Science in grades 4, 8 and 12.  There was insufficient participation of private and Catholic schools to report scores for grade 12. A summary of the percentage of 4th and 8th grade students performing at the four achievement levels is provided below.

 

1. below basic (not defined, but less than partial mastery)

2. basic (partial mastery of fundamental skills and knowledge)

3. proficient (solid academic performance)

4. advanced (superior performance).

 

 

 

Grade 4 Science	Public	Private	Catholic
Scale Scores	149	163	164
Below Basic	29	15	14
Basic	37	36	35
Proficient	33	48	50
Advanced	1	1	1
Grade 8 Science	Public	Private	Catholic
Scale Scores	149	164	163
Below Basic	38	20	20
Basic	32	33	36
Proficient	29	44	42
Advanced	1	3	2

 

The full report is available at http://nces.ed.gov/nationsreportcard/pdf/main2009/2011451.pdf