This fun and engaging lab is a great way to introduce students to the scientific method of designing an experiment with product testing. This freebie is the first in our series of product testing and this one is PAPER TOWELS!!!
Included in this product:
Version 1 Student’s Design, Conduct, Collect Data, Make a Graph and Analyze the Experiment
Version 2 Student’s Conduct, Collect Data, Male a Graph and Analyze the Experiment.
Key Terms that students use and learn about:
Hypothesis – a testable statement that answers a question about the way things work. (If…then…statement)
Constant – anything that the experimenter keeps the same throughout the course of an experiment.
Control – the thing that the experimenter compares his or her results to.
Independent Variable – the variable that the experimenter changes during the experiment.
Dependent Variable – the variable that changes as a result of the independent variable.
Materials Needed for Version 2 of the Student Handout
2 sheets of 3 different brands of paper towels
stopwatch, timer or cell phone with timer
Be sure to check out our stain remover experiment in this product series: