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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

A Pilot Study on Methods to Introduce Teachers to New Science Standards

Niedo, Noelle Frances Garcia 14 April 2017 (has links)
With the recent adoption of the Next Generation Science Standards in Oregon, there is a great need for teachers to be trained to effectively implement the three dimensions of the Next Generation Science Standards (NGSS) in their teaching. Time and location are the largest constraining factors that affect teacher participation in professional development trainings. To address this constraint, Tryon Creek State Park offered a NGSS professional development training opportunity for teachers that was integrated within a field trip that they took their students on. Before the field trip, teachers were introduced to the NGSS through a set of NGSS pre-field trip materials which informed them about the NGSS and how aspects of it would be integrated into their students' field trip. Teachers accompanied their students on a two-hour long field trip at Tryon Creek State Park where teachers observed nature guides model NGSS-aligned activities for the students. My research aimed to answer the following question: How will an informal science education program at Tryon Creek State Park affect K-2 teachers' awareness of the Next Generation Science Standards? Outcomes were measured through a pre/post retrospective survey and follow-up interviews. On the survey teachers reported little awareness of the three dimensions of the NGSS and very few of the teachers increased their understanding after the treatment. On the other hand, most had a high level of awareness and confidence in teaching factual information supporting the NGSS prior to treatment, resulting in a ceiling effect. Interviews suggested that few teachers read the materials sent in advance of the field trip, but teachers who did read the materials indicated increases in understanding of the NGSS. During the field trip several of the nature guides were effective in modeling science and engineering practices. These findings suggest that this method of professional development is promising, but needs further refinement.
22

How Does a Next Generation Science Standard Aligned, Inquiry Based, Science Unit Impact Student Achievement of Science Practices and Student Science Efficacy in an Elementary Classroom?

Whittington, Kayla Lee 25 September 2017 (has links)
This study examined the impact of an inquiry based Next Generation Science Standard aligned science unit on elementary students' understanding and application of the eight Science and Engineering Practices and their relation in building student problem solving skills. The study involved 44 second grade students and three participating classroom teachers. The treatment consisted of a school district developed Second Grade Earth Science unit: What is happening to our playground? that was taught at the beginning of the school year. Quantitative results from a Likert type scale pre and post survey and from student content knowledge assessments showed growth in student belief of their own abilities in the science classroom. Qualitative data gathered from student observations and interviews performed at the conclusion of the Earth Science unit further show gains in student understanding and attitudes. This study adds to the existing literature on the importance of standard aligned, inquiry based science curriculum that provides time for students to engage in science practices.
23

Implementing Elementary School Next Generation Science Standards

Kennedy, Kathy 01 January 2017 (has links)
Implementation of the Next Generation Science Standards requires developing elementary teacher content and pedagogical content knowledge of science and engineering concepts. Teacher preparation for this undertaking appears inadequate with little known about how in-service Mid-Atlantic urban elementary science teachers approach this task. The purpose of this basic qualitative interview study was to explore the research questions related to perceived learning needs of 8 elementary science teachers and 5 of their administrators serving as instructional leaders. Strategies needed for professional growth to support learning and barriers that hamper it at both building and district levels were included. These questions were considered through the lens of Schön's reflective learning and Weick's sensemaking theories. Analysis with provisional and open coding strategies identified informal and formal supports and barriers to teachers' learning. Results indicated that informal supports, primarily internet usage, emerged as most valuable to the teachers' learning. Formal structures, including professional learning communities and grade level meetings, arose as both supportive and restrictive at the building and district levels. Existing formal supports emerged as the least useful because of the dominance of other priorities competing for time and resources. Addressing weaknesses within formal supports through more effective planning in professional development can promote positive change. Improvement to professional development approaches using the internet and increased hands on activities can be integrated into formal supports. Explicit attention to these strategies can strengthen teacher effectiveness bringing positive social change.
24

What is a Chemical? Fourth-Grade Children's Categorization of Everyday Objects and Substances

Emenike, Mary Elizabeth 02 September 2010 (has links)
No description available.
25

Self-Efficacy and STEM Career Interest in Black and Latino Middle School Students: A Study on the Next Generation Science Standards

McCormick, Whitney 22 April 2019 (has links) (PDF)
With only 11% of the current Science, Technology, Engineering, and Math (STEM) workforce being Black and Latino men and women, there is a crisis of underrepresented individuals in STEM fields. The construction of the Next Generation Science Standards (NGSS), and the mantra “all standards, all students,” represents an attempt to increase access to science for more students, and increase their self-efficacy about STEM subjects, as low self-efficacy is cited as one of the main causes of disinterest in STEM subjects. This study examined the relationship between students’ self-efficacy in STEM fields and their career interests, specifically in a population of Black and Latino youth. The study further analyzed self-efficacy and STEM interest between two groups of middle school students, those engaged with the Next Generation Science Standards (NGSS) and those with traditional instruction. The Student Attitudes Towards STEM survey was distributed to 580 students to collect quantitative data on student self-efficacy in STEM and their attitudes towards varied STEM careers. Statistical analysis (correlation) determined a significant (p < 0.01) moderate correlation between students’ self-efficacy and STEM career interest. Statistical analysis (independent samples t-test) also determined there was no statistical difference between the two student groups. This study offers insights into the implementation of the standards, suggestions for future research around science programs in schools, and a call to action for all schools to offer science courses to all students from kindergarten to 12th grade to increase interest in STEM fields for future careers and life outside the classroom.
26

Creating a Learning Continuum: A Critical Look at the Intersection of Prior Knowledge, Outdoor Education, and Next Generation Science Standards Disciplinary Core Ideas and Practices

Schlobohm, Trisha Leigh 29 March 2016 (has links)
Outdoor School is a cherished educational tradition in the Portland, OR region. This program's success is attributed to its presumed ability to positively impact affective and cognitive student outcomes. Residential programs such as Outdoor School are considered to be an important supplement to the classroom model of learning because they offer an authentic, contextually rich learning environment. References to relevant literature support the idea that student gains in affective and cognitive domains occur as a result of the multi-sensory, enjoyable, hands-on nature of outdoor learning. The sample population for this study was 115 sixth graders from a demographically diverse Portland, OR school district. This study used an instrument developed by the Common Measures System that was administered to students as part of Outdoor School's professional and program development project. The affective student outcome data measured by the Common Measures instrument was complemented by a formative assessment probe ascertaining prior knowledge of the definition of plants and field notes detailing Field Study instructor lesson content. This first part of this study examined the changes that take place in students' attitudes toward science as a result of attending Outdoor School. The second part took a look at how Outdoor School instruction in the Plants field study aligned with NGSS MS-LS Disciplinary Core Ideas and Practices. The third section of the study compared how Outdoor School instruction in the Plants Field Study and students' prior knowledge of what defines a plant aligned with NGSS MS-LS DCIs. The intent of the research was to arrive at a more nuanced understanding of how students' attitudes toward science are influenced by participating in an outdoor education program and contribute to the development of a continuum between classroom and outdoor school learning using Next Generation Science Standards Disciplinary Core Ideas and Practices as a framework. Results of this study were intended to inform outdoor education program development, add to the existing body of research, and inform future research projects.
27

Using the Task Analysis Process with Teachers to Uncover Language Demands within an Eight-Week NGSS Summer Course

Plack, Leah 26 July 2017 (has links)
The state of Oregon has adopted the Next Generation Science Standards as well as the English Language Proficiency standards, both of which affect elementary school teachers. These standards adoptions challenge teachers and professional developers to rethink how they approach science conceptual understanding and language acquisition. The Math Science Partnership K-6 Instructional Specialist Grant made the decision to incorporate a Task Analysis process, which asks the participant to analyze the demands of a content-based task in the domains of content knowledge, analytical skills and language, into six eight-week summer courses focused on the Next Generation Science Standards. A pre and post-assessment was created to determine if any growth in teacher understanding of the demands of a science task could be observed as a result of engaging in the Task Analysis process. A four point rubric was created to score participant responses. Two research questions were developed: 1. How well does the ELPA21 Task Analysis tool help participants understand the language demands of a science task when used as part of an NGSS summer professional development course? 2. How effective is a work sample and scoring rubric protocol for measuring the impact of the Task Analysis process? Participants showed statistically significant growth in their analysis of a science task from pre to post-assessment responses, with particularly strong growth demonstrated in the domains of content and language. Further coding of responses revealed that participants frequently discussed vocabulary as both a language and content knowledge demand of a science task.
28

A Structural Model of Elementary Teachers' Knowledge, Beliefs, and Practices for Next Generation Science Teaching

Cook Whitt, Katahdin Abigail 29 July 2016 (has links)
No description available.

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