Texas Essential Knowledge and Skills Teaching Resources

Science 3.3

Scientific investigation and reasoning. The student knows that information, critical thinking, scientific problem solving, and the contributions of scientists are used in making decisions. The student is expected to:

  • (1) analyze, evaluate, and critique scientific explanations by using evidence, logical reasoning, and experimental and observational testing;
    • (A) represent the natural world using models such as volcanoes or the Sun, Earth, and Moon system and identify their limitations, including size, properties, and materials; and
    • (B) connect grade-level appropriate science concepts with the history of science, science careers, and contributions of scientists.

Topics in Science 3.3

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