How can I make new matter out of old matter?

This is the question to which eighth graders are seeking answers.  This week students explored atoms, elements, compounds, and molecules as they relate to substances and mixtures.  Students had to dig deep to really understand the connections among all of these things to create a dichotomous key to help them understand the differences between substances and mixtures.  Ask them what they learned!

 

How can I design an experiment?

Seventh graders are developing to the skills necessary to design their own experiments.  Last week they asked lots of questions about the scientific process.  This week they practiced making detailed observations using microscopes.  They viewed dragonfly wings, honey bee legs, gourd stems, carrot roots, and duck feathers.  Ask them about what they saw!!