Here is another lesson plan from The Order of Things, this one on the percentages of chemical elements that compose this planet. Here is the list and comprehension questions that constitutes the work of this lesson. If you have any questions about this material, please see the excursus on worksheets from The Order of Things in the About Posts & Texts page, linked to above the banner photograph.
If you find typos in these documents, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.