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Articles 12901 - 12930 of 19297

Full-Text Articles in Science and Mathematics Education

The Art Of Creating A School. The Illinois Mathematics And Science Academy 1979-1986, Judith Mary Coates Jan 1998

The Art Of Creating A School. The Illinois Mathematics And Science Academy 1979-1986, Judith Mary Coates

IMSA History

The art of creating the Illinois Mathematics and Science Academy, (IMSA) covered in the following pages, occurred over a period of seven years. The events took place between the summer of 1979, and 'move-in' day, September 7, 1986, the day the students arrived on the IMSA campus for the first time.

Located in the Fox River Valley community of Aurora, Illinois, the Illinois Mathematics and Science Academy has earned international recognition for its unique curriculum and teaching strategies. It has grown into the most renowned three year residential math and science high school in the nation. Each year more than …


Front Matter Jan 1998

Front Matter

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Managing Seedling Emergence Of Cuphea In Iowa, W. W. Roath Jan 1998

Managing Seedling Emergence Of Cuphea In Iowa, W. W. Roath

Journal of the Iowa Academy of Science: JIAS

Cuphea, a western hemisphere genus of some 260 species, has been proposed as a domestic source of medium-chain fatty acids. These fatty acids are used primarily in soap and detergent manufacture and are presently extracted from imported tropical oils or from petroleum. Considerable difficulty in obtaining consistent plant stands with direct seeding has been experienced at two Iowa locations. Trials were initiated in 1987 and continued through 1994 to test various treatments upon seedling emergence of C. laminuligera Koehne, C lanceolata Ait., and hybrid C. viscosissima Jacq. X C. lanceolata. These treatments included planting depths from 1.3 to 6.4 cm, …


Introduction To The 1997 Symposium On Iowa's Declining Flora And Fauna, Cornelia F. Mutel Jan 1998

Introduction To The 1997 Symposium On Iowa's Declining Flora And Fauna, Cornelia F. Mutel

Journal of the Iowa Academy of Science: JIAS

In 1980, Iowa's biologists and ecologists gathered at the 92nd annual meeting of the Iowa Academy of Science to present a symposium on the state's declining flora and fauna. Papers were published a year later in a single issue of The Proceedings of The Iowa Academy of Science (Vol. 88, No. 1), which has since been widely cited and much used as a baseline for research efforts. The symposium was a noble undertaking, for although the highly altered composition of Iowa's presettlement ecology had been widely recognized throughout the previous century, no single publication or gathering to that date …


Iowa's Avifauna: Recent Changes And Prospects For The Future, James J. Dinsmore Jan 1998

Iowa's Avifauna: Recent Changes And Prospects For The Future, James J. Dinsmore

Journal of the Iowa Academy of Science: JIAS

Iowa's avifauna has changed dramatically since 1980. The state list now has 40 additional species and totals 398 species, the most of any vertebrate group. Four species that had not previously nested in Iowa (Ring-billed Gull, Great-tailed Grackle, House Finch, Eurasian Tree Sparrow) and four whose nesting populations had disappeared (Double-crested Cormorant, Sandhill Crane, Piping Plover, Least Tern) now breed regularly here. Little Blue Heron, Cattle Egret, White-faced Ibis, Mississippi Kite, Prairie Warbler, and Red Crossbill nested for the first time but do not have established nesting populations. Trumpeter Swan, Peregrine Falcon, Greater Prairie Chicken, and Sharp-tailed Grouse have been …


Iowa's Wetlands, Present And Future With A Focus On Prairie Potholes, R. A. Bishop, J. Joens, J. Zohrer Jan 1998

Iowa's Wetlands, Present And Future With A Focus On Prairie Potholes, R. A. Bishop, J. Joens, J. Zohrer

Journal of the Iowa Academy of Science: JIAS

The vast prairie marsh-pothole complex that historically covered approximately 7 .6 millions acres in Iowa was reduced to less than 30,000 acres by 1980 when it was estimated that only 5,000 acres of prairie marsh and pothole habitat remained in private ownership. A bleak outlook for the future of wetlands was presented by Bishop (1981)." This outlook changed with the development of the North American Waterfowl Management Plan and the passage of two important pieces of legislation: the North American Wetlands Conservation Act and the Food Security Act of 1985. Protection of existing wetlands was afforded through the Swampbuster provision …


Checklist Of Instructions For Authors Jan 1998

Checklist Of Instructions For Authors

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Lithologic And Structural Interpretation Of Gravity Data, Northeastern Iowa, Curtiss J. Hella, Richard L. Kellogg Jan 1998

Lithologic And Structural Interpretation Of Gravity Data, Northeastern Iowa, Curtiss J. Hella, Richard L. Kellogg

Journal of the Iowa Academy of Science: JIAS

A gravity survey was conducted over approximately 4600 square km of northeast Iowa. It was undertaken to provide detailed gravity coverage at approximately 1.6 km intervals and to model the source of several significant gravity and magnetic anomalies. 1,460 gravity stations were occupied in the survey area. Bouguer gravity and residual gravity anomaly maps were prepared, the latter using band-pass filter and trend-surface analysis techniques. The residual maps reveal that the large oval Bouguer gravity anomaly centered beneath Decorah can be traced to the southern border of the survey. Profiles crossing this feature were prepared from the Bouguer map and …


Iowa's Odonata: Declining And/Or Changing?, Robert W. Cruden, O. J. Gode Jr. Jan 1998

Iowa's Odonata: Declining And/Or Changing?, Robert W. Cruden, O. J. Gode Jr.

Journal of the Iowa Academy of Science: JIAS

We undertook a comprehensive survey of the Order Odonata in Iowa. Because the credibility of our conclusions derives from our collecting strategy and effort, we discuss our strategy in depth. We collected throughout the state (more than 500 sites in 94 counties), throughout the flight season (late May-early October), and tried to visit several habitats in each county. Our 7900+ observations made between 1993 and 1996 include approximately 2300 county records, 93 of the 110 species reported for the state, and eight species previously unknown from the state. At least 30 species are secure and occur across the state. Other …


The Use Of Manipulatives And Thematic Units To Aid With Learning, To Create Interest, And To Increase Involvement For At-Risk Students In Consumer Math, Michael Dean Marzilli, Michael Howard Minier Jan 1998

The Use Of Manipulatives And Thematic Units To Aid With Learning, To Create Interest, And To Increase Involvement For At-Risk Students In Consumer Math, Michael Dean Marzilli, Michael Howard Minier

Theses Digitization Project

No abstract provided.


A Unit On Proportional Relationships: A Preparation For Algebra, Jennifer Virginie Pidgeon, Katherine Anne Yule Jan 1998

A Unit On Proportional Relationships: A Preparation For Algebra, Jennifer Virginie Pidgeon, Katherine Anne Yule

Theses Digitization Project

No abstract provided.


Middle School Science Software Curriculum, Robert Paul Pascua Jan 1998

Middle School Science Software Curriculum, Robert Paul Pascua

Theses Digitization Project

In order for computer hardware to be utilized to its potential in the middle school classroom, relevant computer software programs must be readily available for teacher and student use. Computer use has increased both in school and home settings and with this increased use comes an increased need for programs suitable for the subject matter taught in the classroom. Current educational research indicates that student performance is increased with the use of software that is directly relevant to the curriculum.

Science software relevant to the middle school science curriculum is available and freely distributable for educational use. The difficulty lies …


Ua64/2 The Challenge: The Newsletter Of The Center For Gifted Studies (No. 2, Winter 1998), Center For Gifted Studies, Tracy Inman Jan 1998

Ua64/2 The Challenge: The Newsletter Of The Center For Gifted Studies (No. 2, Winter 1998), Center For Gifted Studies, Tracy Inman

Gifted Studies Publications

No abstract provided.


Index For Volume 105 - Notice Of Rate Increase Jan 1998

Index For Volume 105 - Notice Of Rate Increase

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Editorial Board & Iowa Academy Of Science Officers And Directors Jan 1998

Editorial Board & Iowa Academy Of Science Officers And Directors

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Editorial Board & Iowa Academy Of Science Officers And Directors Jan 1998

Editorial Board & Iowa Academy Of Science Officers And Directors

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Students' Perceptions Of Science Teaching And Attitudes Toward Science Learning And Teachers' Self-Report Of Using Children's Ideas, Applications Of Science, And Use Of Print Resources As Indicators Of Interactive-Constructivist Teaching In Elementary Schools., Larry Yore, James Shymansky, Laura Henriques, Brian Hand, John Dunkhase, Joanne Lewis Jan 1998

Students' Perceptions Of Science Teaching And Attitudes Toward Science Learning And Teachers' Self-Report Of Using Children's Ideas, Applications Of Science, And Use Of Print Resources As Indicators Of Interactive-Constructivist Teaching In Elementary Schools., Larry Yore, James Shymansky, Laura Henriques, Brian Hand, John Dunkhase, Joanne Lewis

Educator Preparation & Leadership Faculty Works

This paper describes a study that took place within the context of the Science: Parents, Activities, and Literature (Science PALs) project. Particularly, the study sought to determine answers to the following questions: (1) What are the internal consistencies and substantive, external, and structural validities of students' perceptions, teachers' self-reports, evaluations of videotaped classroom science teaching, and expert ratings? and (2) Can students' perceptions and attitudes and teachers' self-reports be used as acceptable surrogate measures for videotaped interactive constructivist science teaching? Findings suggest that instruments based on social constructivism do not completely and accurately document science teaching based on interactive-constructivist assumptions.


Iowa Academy Of Science 110th Annual Meeting [1998]: Advance Program, Iowa Academy Of Science Jan 1998

Iowa Academy Of Science 110th Annual Meeting [1998]: Advance Program, Iowa Academy Of Science

Iowa Academy of Science Documents

Contains information about the schedule and presentations for the 1998 annual meeting of the Iowa Academy of Science.


Cover - Perspectives On The Declining Flora And Fauna Of Iowa: A Symposium, Part 1 Jan 1998

Cover - Perspectives On The Declining Flora And Fauna Of Iowa: A Symposium, Part 1

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Back Cover Jan 1998

Back Cover

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Accepting The Challenges: The Emerging Role Of Grand Rapids Community College In Preparation Of New Teachers, J. Hesse Jan 1998

Accepting The Challenges: The Emerging Role Of Grand Rapids Community College In Preparation Of New Teachers, J. Hesse

Journal of Mathematics and Science: Collaborative Explorations

In 1992, Grand Rapids Community College (GRCC) was one of six community colleges invited to participate in a NSF initiative to improve science and mathematics teaching within the state of Michigan. This initiative included all public teacher preparation institutions in the state. GRCC has responded to this challenge by: (1) designing a new course in Physical Science for future teachers; (2) creating the GRCC Teacher Education Pathway and the GRCC Teacher Education Center; (3) forming a local alliance with Grand Rapids Public Schools and Grand Valley State University for the purpose of recruiting and supporting minorities in mathematics and science …


Investing In Tomorrow's Teachers: The Integral Role Of The Two-Year College In The Science And Mathematics Preparation Of Prospective Teachers: Steering Committee Report To The National Science Foundation Jan 1998

Investing In Tomorrow's Teachers: The Integral Role Of The Two-Year College In The Science And Mathematics Preparation Of Prospective Teachers: Steering Committee Report To The National Science Foundation

Journal of Mathematics and Science: Collaborative Explorations

No abstract provided.


The Implementation Of Radical Constructivism Within The Urban Mathematics Classroom, Randy Lattimore Jan 1998

The Implementation Of Radical Constructivism Within The Urban Mathematics Classroom, Randy Lattimore

Trotter Review

One of the most serious problems in mathematics education continues to be the dismal statewide mathematics proficiency test performance of African-American students in urban schools. It has been argued that one of the best ways to improve performance is by connecting the pedagogy of mathematics to the lives and experiences of these students. Although many theories have been implemented in the urban mathematics classroom to assist African-American students in developing and increasing conceptual understanding, members of the urban mathematics education community should take a closer, more serious look at the implementation of radical constructivism within urban mathematics classrooms.

A number …


Project Mime: Reshaping Mathematics Education In Secondary Schools, Joseph A. Meyinsse Jan 1998

Project Mime: Reshaping Mathematics Education In Secondary Schools, Joseph A. Meyinsse

Trotter Review

For a number of years the movement to reform the content and processes of mathematics education has gained momentum. At this time the consensus of professional thought based on student performance is that the old methods of teaching based on performance objectives have failed. As a result, these must be replaced from kindergarten through college by methods which emphasize hands-on activities and thereby actively involve the learner in the educational process and which promote the development of higher order cognitive skills. It is also the consensus that this process will develop students who are mathematically and scientifically literate and who …


Book Review - Birds In Iowa, Peter Wickham Jan 1998

Book Review - Birds In Iowa, Peter Wickham

Journal of the Iowa Academy of Science: JIAS

Here is a book that those who are interested in birds and their distribution in Iowa will absolutely have to possess. This volume is the successor to the book Iowa Birds, which was written by the above authors together with three others and published in 1984. It brings our understanding to the number of species of birds and their relative abundance in Iowa up-to-date. Although only twelve years elapsed between the publication of the previous volume and this one, the activity of those interested in identifying birds increased enormously during those years. In addition, their ability to identify and find …


A Literature Review And Survey Of The Status Of Iowa's Terrestrial Flora, Deborah Q. Lewis Jan 1998

A Literature Review And Survey Of The Status Of Iowa's Terrestrial Flora, Deborah Q. Lewis

Journal of the Iowa Academy of Science: JIAS

A survey of Iowa's floristic literature and herbarium resources indicates that while there is not uniform coverage of plant groups and regions, a great deal is known about the Iowa flora. Taxonomic and floristic studies are ongoing, despite evidence of a decreased number of researchers with expertise and interest in Iowa's flora and changing emphases in academic research. Current knowledge is sufficient for the production of an Iowa Flora, and an Iowa Flora committee to initiate this project is proposed.


Iowa's Declining Flora And Fauna: A Review Of Changes Since 1980 And An Outlook For The Future, Neil P. Bernstein Jan 1998

Iowa's Declining Flora And Fauna: A Review Of Changes Since 1980 And An Outlook For The Future, Neil P. Bernstein

Journal of the Iowa Academy of Science: JIAS

The status of Iowa's biodiversity was first summarized at a 1980 Iowa Academy of Science (IAS) symposium that was published in The Proceedings of the Iowa Academy of Science (Vol. 88, No. 1) in 1981. The 1980 symposium was updated in a recent IAS symposium, and the proceedings from this symposium are published, for the most part, in volume 105 of this journal. Most of the authors noted some positive trends, but, overall, species declines and habitat destruction remained a concern.


Cover - Table Of Contents Jan 1998

Cover - Table Of Contents

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Safety Issues And Iowa Science Teachers, Jack A. Gerlovich, Ed Wilson, Rahul Parsa Jan 1998

Safety Issues And Iowa Science Teachers, Jack A. Gerlovich, Ed Wilson, Rahul Parsa

Journal of the Iowa Academy of Science: JIAS

The National Science Education Standards are providing an excellent blue print for improving science teaching for all students. However, the Standards are placing serious demands on teachers attempts to make science activities inquiry-based, real-life, open-ended, and directly applicable to today's students. This situation is further aggravated when teachers do not know essential science safety information from both federal and state governing agencies, as well as professional organizations. With proper training and tools, however, this problem can be positively addressed.


Lack Of Genetic Variation In Cytochrome Bin A Population Of Smooth Softshell Turtles, David W. Weisrock, Tamara S. Haselkorn, Fredric J. Janzen Jan 1998

Lack Of Genetic Variation In Cytochrome Bin A Population Of Smooth Softshell Turtles, David W. Weisrock, Tamara S. Haselkorn, Fredric J. Janzen

Journal of the Iowa Academy of Science: JIAS

An important issue in intraspecific molecular phylogenetic studies concerns distribution of genetic variation within and among populations and, hence, within-population sample sizes used in analyses. To address this sampling issue, we sequenced a 795 base pair (bp) segment of the mitochondrial cytochrome b gene from 19 unrelated individuals from a Louisiana population of the smooth softshell turtle (Apalone mutica LeSueur). We found a complete lack of within-population variation in this large segment of mtDNA. This result supports the use of minimal within-population sample sizes in intraspecific molecular phylogenetic studies of Apalone using cytochrome b.