Curated OER
Around and Around We Go
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...
Curated OER
Diagonal Lengths
Learners collect, organize, and analyze data while studying the Pythagorean Theorem, measure length and width of several rectangular objects, and compare the measured results to the calculated results.
Curated OER
Which Is the Better Car Deal?
Pupils investigate whether it is more economically sound to take a low financing rate or rebate when purchasing a car.