Grade 5 Block 1 Project
Problem: How can we increase the solubility of cooking salt in water.
Outcomes being assessed
❖ Recognize that some materials can dissolve in water.
Materials:
1.
2.
3.
4.
5.
6.
Thermometer
Beakers
Stop watch
Cooking salt
Cold water
Hot water
Description
Stage 1
(Research)
Stage 2
(investigation)
Prediction, variables and
Steps
Stage 3
Practical work
Stage 4
Results, Graph and Conclusion
(referring to the solution)
Stage 5
communication
Success criteria
This is a written report containing information about
1- The problem
2- Solutions for the problem
3- A list of resources links used to get
information in the research and investigation
Include references
1- Mention the dependent, independent and
control variables
2- State the prediction
3- List the steps for investigation
1- Design the investigation using suitable tools
2- Investigate how does the temperature affects
the solubility process?
1- Use table of results to record the data
2- Draw a graph for the data
3- State a conclusion for the investigation
1-Share the results to advise how to speed up the
solubility of cooking salts in water.
You may use poster, chart, diagram or ppt
Rubrics
Stage 1
(research)
Advanced
The research includes
Information about the
problem,
solution of the problem
and 1 reference used
(3 marks)
Regular
The research includes
Information about the
problem,
solution of the problem
and no references used
(2 marks)
Basic
The research does not include
Information about the problem,
solution of the problem
or references used
(1 mark)
Stage 2
(investigation)
Prediction,
variables and
steps
Dependent, independent
and controlled variables
are mentioned correctly
(3 marks)
Only two of the dependent,
independent or controlled
variables are mentioned
correctly
(2 marks)
Only one of the dependent,
independent or controlled
variables are mentioned correctly
(1 mark)
Prediction is related to the
investigation
(2 marks)
Prediction is not related to
investigation
(1 mark)
Prediction is not mentioned
(Zero mark)
all the steps of the
investigation are
mentioned
(3 marks)
some of the investigation
steps are mentioned
(2 marks)
At least one investigation step is
mentioned
(1 mark)
Stage 3
Practical work
Investigation is designed
using a suitable method
for testing the effect of
different temperatures (at
least 3) on salt solubility
(2 Marks).
Investigation is designed
using a suitable method for
testing the effect of only one
temperature on salt solubility
(1 mark)
Investigation steps are not
carried correctly
(Zero marks)
Stage 4
Results
Graph
Conclusion
Results are correct and
set in a table for all results
At least 3
(3marks)
Results are correct and set in
a table for only two results
(2 mark)
Results are correct and set in a
table for only one result
(1mark)
A graph is drawn
correctly for all results
(2 marks)
A graph is drawn correctly for
some results (at least 2)
(2mark)
A graph is drawn correctly for
only one result
(1 mark)
Axes are labeled correctly
(2 marks)
Only one axis is labeled
correctly
(1 mark)
No axes are labeled correctly
(Zero marks)
Conclusion is stated
correctly and supported
by evidence from results
(2mark)
Conclusion is stated correctly
but not supported by
evidence from results
(1 mark)
Conclusion is stated incorrectly
(Zero marks)
Stage 5
communication
Results and conclusions
are shared with others
showing the solution for
the problem
Using simple tool (pic,
poster, ppt…)
(3marks)
Results and conclusions are
shared with others without the
solution for the problem
Using simple tool (pic, poster,
ppt…)
Results and conclusions are
shared with others without the
solution for the problem
Without using simple tool (pic,
poster, ppt…)
(2 marks)
(1 mark)