Curated OER
Sunken Treasure
You've located buried treasure, now what? Explore how to use algebraic and geometric methods to determine where to place a recovery ship based on the location of the treasure.
Education World
Every Day Edit - Elizabeth Cady Stanton
For this everyday editing worksheet, students correct grammatical mistakes in a short paragraph about Elizabeth Cady Stanton. The errors range from capitalization, punctuation, spelling, and grammar.
Education Development Center
Rectangles with the Same Numerical Area and Perimeter
Is it possible for a rectangle to have the same area and perimeter? If you disregard units, it happens! In a challenging task, groups work to determine the rectangles that meet these criterion. The hope is that learners will naturally...