In June 2011, teachers from the Phase One schools received professional development on the effective use of the STC® kit selected for year one implementation. In June 2012, Phase One teachers received professional development for the second STC® kit to be used in the study. For the 2012-2013 school year, Phase One teachers will use the kits listed below

- Solids and Liquids
- Organisms
- Soils

- The Life Cycle of Butterflies
- Sound
- Weather

- Plant Growth and Development
- Changes
- Land and Water

- Electric Circuits
- Animal Studies
- Rocks and Minerals

- Motion and Design
- Ecosystems
- Microworlds

- Properties of Matter
- Exploring Planetary Systems
- Exploring Plate Tectonics

- Forces and Motion
- Studying the Development and Reproduction of Organisms
- Understanding Weather and Climate

- Mixtures, Compounds, and Elements
- Investigating Circuit Design
- Investigating Biodiversity and Interdependence