Activity
Serendip

Diffusion and Cell Size and Shape

For Teachers 9th - 12th Standards
Is your class ready to size up the topic of diffusion? Help them get cell shape savvy with a well-written handout. The resource covers how substances such as oxygen passively move through the cell membrane and how cell size and shape...
Lesson Plan
Curated OER

Hierarchy Theory and Biotic Hierarchy

For Teachers 6th - 8th
Students examine the hierarchy theory and biotic organization by playing a teacher-created card game matching groups of items, such as organelles, in suits of four. They discuss the reasons for their hierarchical organization of the...