In this case the teacher is guiding students to collaborate effectively while interpreting how photosynthetic organisms impact atmospheric composition and students are hypothesizing reasons for the changes they are seeing in data over time, correlating trends using new and prior knowledge acquired through discussion.

This case shows a teacher skillfully assisting students engaged in an activity on light and students using the scientific processes and communication skills to make sense of their data and the specific properties of light.

In this case the teacher is asking students to consider why elements follow certain trends and why exceptions occur within those trends and students are developing their skills in analyzing and discussing data involving patterns in periodic trends by discussion in small groups initially, then by sharing their ideas in a large group format.

In this case the teacher is facilitating students in their basic understanding of a chemical reaction and students are planning and conducting a simple investigation based on their own questions and interests, working collaboratively while learning the significance of measuring accurately so data and results are reliable and valid.

In this case the teacher is facilitating a discussion on the development, safety, and distribution of genetically modified organisms and students are debating the pros and cons of the use of these GMOs based on scientific articles that highlight both sides of the argument.

This cases shows a teacher visiting student groups working on a groundwater/groundcover activity and students engaged in the investigation, repeating trials, measuring, collaborating and analyzing their data.

In this case the teacher is working with groups of students and students are looking at their timeline and calendar data to analyze and verbally compare and contrast the lifecycles of various insects, recording the information on a Venn diagram.

In this case the teacher is using discussion to help students develop scientific explanations based on logical connections between data from their convection investigation and their scientific knowledge.

This case shows a teacher facilitating his students in an activity and students attentively looking at their data, engaging in scientific discourse, graphing data on computers, and analyzing the effects of pollutants on their bean plants.

In this case the teacher is guiding students in an investigation about precipitation and its part in the water cycle, predicting, observing and gathering evidence and ultimately connecting what they see with erosion.

This case shows a teacher working with groups of students making discoveries about constancy and change in forces and students engaged in an activity where they are building ramps and measuring how far their chalk rolls.

In this case the teacher is facilitating students' work with objects sinking or floating and students are observing how solids behave in water, recording data, and trying to determine why certain things float and others sink.

This case shows a teacher visiting student groups as they work at various outdoor stations investigating force and motion and students doing different experiments at each station, recording, discussing, and analyzing their data.

This case shows a teacher helping students develop their math skills while they are engaged in an edible rock activity, determining how erosion and weathering are integral parts of the rock cycle.

In this case the teacher is providing students with real data and experimental results on Mendelian genetics and students are working through Thomas Hunt Morgan's famous fruit fly experiment to apply Mendel's principles to new situations, practicing being true scientists who collaborate and work through the scientific process.

In this case the teacher is guiding students in discussions about their soil absorbency activity and the students are conversing about the data they collected and stating the evidence that supported their ideas and conclusions.

This case shows a teacher facilitating a discussion about quiz problems the students worked with the day before and students communicating their reasoning as they analyze the problems involving electrostatics.

This cases shows a teacher facilitating her class in completing an activity with their stream tables and students cooperatively measuring, interpreting and analyzing their data.