Grades K-4

• Ask a question about objects, organisms, and events in the environment.
• Plan and conduct a simple investigation.
• Employ simple equipment and tools to gather data and extend the senses.
• Use data to construct a reasonable explanation.
• Communicate investigations and explanations.

Grades 5-8

• Identify questions that can be answered through scientific investigations.
• Design and conduct a scientific investigation.
• Use appropriate tools and techniques to gather, analyze, and interpret data.
• Develop descriptions, explanations, predictions, and models using evidence.
• Think critically and logically to make the relationships between evidence and explanations.
• Recognize and analyze alternative explanations and predictions.
• Communicate scientific procedures and explanations.
• Use mathematics in all aspects of scientific inquiry.

Grades 9-12

• Identify questions and concepts that guide scientific investigations.
• Design and conduct scientific investigations.
• Use technology and mathematics to improve investigations and communications.
• Formulate and revise scientific explanations and models using logic and evidence.
• Recognize and analyze alternative explanations and models.
• Communicate and defend a scientific argument.