How Big is a Molecule?

Students calculate the size of a molecule. In this molecules and their sizes lesson plan, students find the size of an oleic acid molecule by using a measured amount of drops of oleic acid to find the volume of the sample, the thickness...

Learners explore mechanical and chemical weathering at stations. They articulate some mechanisms of chemical and mechanical weathering through exploration in a lab. Students stations describe how chemical weathering differs from...

Examine the structures of the kidney and then define the functions of the specialised structures.  Every will find this powerpoint engaging, many of the images will present facts such as osmolarity of interstitial fluid and the negative...