Curated OER
Mapping the Bone Field: An Area and Scale Exercise
Here is an excellent cross-curricular lesson. Learners relate multiplication to area by making a grid on graph paper, and then creating the same grid in real space outside in the school yard.
Curated OER
No bones About It -A Mosasaur
Students model a paleontologist's activities. They identify dinosaur bones and reassemble them into a skeleton of an extinct reptile.