Below is a sample e-mail letter you
might have your students use.
Authentic or Project Assessment
Dear (name of school),
Our class is currently using a science unit of study on the
World Wide Web called The pH Factor. It can be found at this
We are trying to collect data from five different schools
located in five different geographical locations. We would like
each school to collect rain water once a month and test the pH
level. We were wondering if a class from your school would collect
samples of rain water found around your school and then test
the pH level of each sample. If this could be done once a month
over a three month period and then share the results with us
we would greatly appreciate it.
We plan on tracking information from around the nation and
possibly the world. We will share with you all information that
Thank you for your interest and help.
(student's first name and last initial, teacher, and school)