Interactive
Brown University

Brown University: Seeing Theory

For Students 9th - 10th Standards
This resource provides interactive visualizations of probability concepts. Covers basic probability, compound probability, probability distributions, frequentist inference, Bayesian inference, and regression analysis. The authors are...
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Derivadas. Aplicaciones. Optimizacion.

For Students 9th - 10th
In Spanish. This interactive unit is intended to show you how to calculate the derivative of a function and the application of the derivative in other sciences.
Activity
National Health Museum

Access Excellence: Modeling Limits to Cell Size

For Teachers 9th - 10th
Why can't cells continue to grow larger and larger to become giant cells, like a blob? Why are most cells microscopic in size? Find out answers to these questions through this "hands-on" activity that simulates the changing relationship...
Interactive
Other

Swarm Sketch

For Students 9th - 10th
Each week a new subject and a blank canvas appear. People from around the world are invited to add (a limited contour line) to the in-progress sketch. You can even watch a time-lapse video to see the image's progression.
Graphic
Curated OER

Educational Technology Clearinghouse: Maps Etc: North China, 1971

For Students 9th - 10th
" North China includes the densely populated and intensively cultivated North China Plain, the loess-covered uplands of Shansi, northern Shensi, and eastern Kansu, and the sparsely populated, semiarid steppes of Inner Mongolia....