In this activity, students construct paper cubes to model three sizes of "cells". Students then measure each cube and calculate its surface area, volume, and the ratio between these two values.
File includes instructions, data table, six follow-up
I developed these templates when I overhauled my biology curriculum a few years ago. I wanted to have a list of my main resources for each learning target in one spot - readings, videos, practice problems, websites, labs, etc. The first page was
Use these handy makeup work slips to help keep absent students informed of what they've missed in class. These are designed with secondary students in mind, but could be modified for elementary schoolers.
Tips for keeping makeup work and absent