E T S Praxis Series

Middle School Science (0439)

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Test at a Glance

Test Name: Middle School Science
Test Code: 0439
Time: 2 hours
Number of Questions: 90 Multiple-choice questions (Part A); 3 constructed-response questions (short-answer essay) (Part B)
Format: 90 Multiple-choice and 3 short constructed-response questions
Weighting: Multiple-choice: 75% of total score; Short constructed-response: 25% of total score
Content Categories Approximate Number of Questions Approximate Percentage of Total Score
I. Scientific Methodology, Techniques, and History 9 8%
II. Basic Principles 14 11%
III. Physical Sciences 22 18%
IV. Life Sciences 18 15%
V. Earth/Space Sciences 18 15%
VI. Science, Technology, and Society 9 8%
VII. Short Content Essays:
1. Physical Sciences
2. Life Sciences
3. Earth/Space Sciences
3 (constructed-response) 25%
Pacing and Special Tips: In allocating time on this assessment, it is expected that about 90 minutes will be spent on the multiple-choice section and about 30 minutes will be spent on the constructed-response section; the sections are not independently timed.