Life saver dissolving rate lab

1

Sweet Science

• Life saver dissolving rate lab
• Revisiting the scientific method year opening lab

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Lab day 1

• Students were put into groups of four and given
  the following supplies
• 4 different colored lifesavers
• A stopwatch
• A piece of graph paper

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More on Lab day 1 sweet science

• The only instructions given were in the form of a
  question
• Which color Lifesaver dissolves the fastest?
• (of course every student tested this question in
  their mouths ?)

4
Day 2 Sharing data

• On day 2 the following concepts were revisited
  from last year
• Variables
• Range of data
• Controlled experiments
• Mean, Median, Mode (in conjunction with Math
  class)

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Day 3 of Sweet Science lab design

• Armed with the scientific method, students were
  challenged to design a new LifeSaver dissolving
  rate lab with a unique independent variable.

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Measuring solvent
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Lab report writing

• Group projects make everything easier.

8
Showing Lab supplies

• Graduated cylinders and beakers are used to
  measure liquid

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Graphing Data
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Recording Data

• Here two students are recording quantitative data
  on the lab report to be used for a computerized
  graph (made with Microsoft Excels chart wizard)

11
Presenting Lab Project

• These students are about ready to present the
  final results.