National Science Teachers Association, Seattle, WA (December 2011)

• Resources & Research for PD Providers
• Modeling the Spectrum
• Preservice Elementary Teachers Performance and Reflection on Formative Assessment Probes

Pennsylvania Science Teachers Association, Hershey, PA (December 2011)

• Scale the Universe
• Earth and Space Science Misconceptions held by Preservice Teachers

Pennsylvania Association for Supervision and Curriculum Development (PASCD) (November 2011)

• Misconceptions Come Full Circle: Formative Assessment Probes in Elementary Science

National Science Teachers Association, New Orleans, LA (November 2011)

• Scale the Universe
• Resources & Research for PD Providers
• Modeling the Spectrum
• Preservice Elementary Teachers Performance and Reflection on Formative Assessment Probes

Technology Education and Engineering Association of Pennsylvania, Camp Hill, PA (November 2011)

• Expectations, Apprehensions and Questions as We Await the Next Generation Science Standards

National Science Teachers Association, Hartford, CT (October 2011)

• Cross Pollination: Using Science to Develop Similar Skills in Reading and Math (Handouts from Session)
• Tradebook References for Cross Pollination
• Resources & Research for PD Providers
• Modeling the Spectrum
• Seeing the "Invisible"

Pennsylvania Educational Research Association, Philadelphia, PA (October 2011)

• Knowing What We Don't Know: Examining Preservice Elementary Teachers Performance and Reflection on Formative Assessment Probes

National Science Teachers Association, San Francisco, CA (March 2011)

• Modeling the Spectrum
• Examining Student Perceptions Toward Professional Development
• PD Providers Boot Camp - The Basics
• Seeing the "Invisible"

Pennsylvania Science Teachers Association, Hershey, PA (December 2010)

• Scale the Universe
• Seeing the "Invisible"

National Science Teachers Association, Baltimore, MD (November 2010)

• Modeling the Spectrum
• PD Boot Camp - Everything Professional Development Providers Need to Know
• Examining Student Perceptions Related to Extra Credit
• Scale the Universe
• Stellar Life Cycles

National Science Teachers Association, Kansas City, MO (October 2010)

• Modeling the Spectrum
• PD Boot Camp - Everything Professional Development Providers Need to Know
• Stellar Life Cycles

PA Institute for Higher Education - (May 2010) State College, PA

• Using Trade Books to Develop Similar Skills in Science and Reading and Engage Young Learners

National Science Teachers Association (March 2010), Philadelphia, PA

• Professional Development Providers: What You Should Know.....

National Science Teachers Association (December 2009), Phoenix, AZ

• Modeling the Spectrum
• Scale the Universe
• On Solid Ground
• Professional Development Providers: What You Should Know.....

National Science Teachers Association (November 2009), Ft. Lauderdale, FL

• Modeling the Spectrum
• Seeing the "Invisible"
• Professional Development Providers: What You Should Know.....

National Science Teachers Association (October 2009), Minneapolis. MN

• Modeling the Spectrum
• Scale the Universe
• On Solid Ground
• Professional Development Providers: What You Should Know.....

National Science Teachers Association (March 2009) New Orleans, LA

• "Seeing" the Invisible
• Scale the Universe
• Professional Development Providers: What You Should Know.....

Pennsylvania Science Teachers Association (December 2008), Hershey, PA

• Scale the Universe
• Space Mysteries

National Science Teachers Association (November 2008), Portland, OR

• Modeling the Spectrum
• "Seeing" the Invisible
• Trading Places: Science in Reading and Reading in Science

National Science Teachers Association (October 2008), Charlotte, NC

• Modeling the Spectrum
• "Seeing" the Invisible
• Scale the Universe

New Jersey Science Teachers Association (October 2008), Somerset, NJ

• "Seeing" the Invisible

National Science Teachers Conference (March 2008), Boston, MA

• "Seeing" the Invisible
• Where Science and Literacy Skills Meet