Steps of the Scientific Method
3rd grade scientific method worksheet: number the six steps in order, then match sentences from a bouncing ball story to each step. Answer key.
3rd Grade Scientific Method Worksheets
3rd grade scientific method worksheets: question, hypothesis, experiment, observation and conclusion, with planning a fair test and reading results from a table.
3rd Grade Science6 worksheets
Scientific Method worksheets to download
Question, Hypothesis or Conclusion?
3rd grade question, hypothesis or conclusion worksheet: sort twelve experiment sentences, then write If ... then hypotheses. Answer key included.
Plan a Fair Test: Paper Airplanes
3rd grade fair test worksheet: plan a paper airplane experiment, then spot which student's test is fair and explain the other. Answer key included.
Reading Results and Writing Conclusions
3rd grade reading results worksheet: read a plant growth table, draw a bar graph from 0 to 12 cm and write a conclusion. Answer key included.
Ice Melting Experiment Lab Sheet
3rd grade ice melting lab sheet: hypothesis, materials, steps, results table, bar graph and conclusion for salt, sugar or nothing.
Scientific Method Check
3rd grade scientific method check: number six steps, name what changed and what stayed the same in a toy car test, and pick the best hypothesis.
Curriculum objectives covered
NGSS Science and Engineering Practices, grades 3-5
“Ask questions that can be investigated and predict reasonable outcomes based on patterns such as cause and effect relationships.”
NGSS Science and Engineering Practices, grades 3-5
“Plan and conduct an investigation collaboratively to produce data to serve as the basis for evidence, using fair tests in which variables are controlled and the number of trials considered.”
3.MD.B.3
“Draw a scaled picture graph and a scaled bar graph to represent a data set with several categories. Solve one- and two-step "how many more" and "how many less" problems using information presented in scaled bar graphs.”
NGSS Science and Engineering Practices, grades 3-5
“Use evidence (e.g., measurements, observations, patterns) to construct or support an explanation or design a solution to a problem.”
NGSS Science and Engineering Practices, grades 3-5
“Make observations and/or measurements to produce data to serve as the basis for evidence for an explanation of a phenomenon or test a design solution.”
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Weather and Climate
NGSS 3-ESS2: representing weather data in tables and graphical displays to describe typical conditions expected during a particular season.
Forces and Interactions
NGSS 3-PS2: planning and conducting investigations to provide evidence of the effects of balanced and unbalanced forces on an object's motion.
Life Cycles
NGSS 3-LS1: developing models to describe that organisms have unique and diverse life cycles.
Inheritance and Variation
NGSS 3-LS3: analyzing and interpreting data to provide evidence that plants and animals have traits inherited from their parents.
Simple Machines
3rd grade simple machines worksheets: the lever, wheel and axle, pulley, inclined plane, wedge and screw, with everyday examples and how each one makes work easier.
Solar System
3rd grade solar system worksheets: the sun and the eight planets in order, inner and outer planets, planet facts, and how the planets orbit the sun.
Animal Classification
3rd grade animal classification worksheets: vertebrates and invertebrates, and the five groups of vertebrates (mammals, birds, fish, reptiles and amphibians) with their traits.
Fossils
3rd grade fossil worksheets: how fossils form in layers of rock, kinds of fossils, what fossils tell us about past environments, and matching fossils to living animals.