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Printable science worksheet for K–3rd grade with sentence stems for observation and hypothesis: "I notice," "I wonder," and "I hypothesize."
Worksheet

Making a Hypothesis

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This printable science worksheet introduces students in kindergarten through 3rd grade to the scientific method by guiding them through observation and hypothesis formation. Students observe an object and complete three simple sentence stems: "I notice," "I wonder," and "I hypothesize," writing multiple responses for each. Use during science lessons on inquiry-based learning or as a foundation for simple experiments.

Subject:
Science
Topic:
Scientific Method
Grade Level:
K – 3rd Grade
Updated September 2025

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