Teaching Earth Science - Its Challenges and Rewards

Introductionuse the vernacular in some part of my discussion. To
Knowledge in earth science is very vital in nationmaximize understanding of a certain concept, I
building. Almost everything we do each day istranslated some scientific terms into the students'
connected in some way to Earth: to its land, oceans,vernacular so that they can fully understand what am
atmosphere, plants, and animals. The food we eat,I talking or explaining about.
the water we drink, our homes and offices, theIn our school it was really noted that non-readers or
clothes we wear, the energy we use, and the air wereaders with poor comprehension pull down the
breathe are all grown in, taken from, surround, orperformance of the school during achievement test
move through the planet. According to American(Division, Regional or National). To partly solve the
Geological Institute (AGI) Foundation, by 2025, eightproblem, if not totally eradicate, an Informal Reading
billion people will live on Earth. This number of peopleInventory (IRI) was conducted. This will gauge the
will undoubtedly continue extracting resources toreading level of the First Year students so that the
maintain a high quality of life. As we benefit from allschool, especially the teachers can identify who
the resources we get from the Earth, then we, asamong the students are non-readers or has poor
individuals and citizens, need to know more about ourreading comprehension. After the inventory it was
planet - its processes, its resources, and itsfound out that there are students with reading ability
environment. And only through Earth Sciencethat is of Grade I level and there are really
education can students understand and appreciatenon-readers. So another burden is given to English
our complex planet. In this present time, the old andteachers because aside from teaching their usual
the young must join hands and help one another insubject loads, they will do remedial classes for those
the serious task of nation-building, the young to learnstudents identified as non-readers or with poor
from the wisdom and experience of the elders, thereading comprehension. It is not only a burden for the
elders to recognize the impatience of the youth. InEnglish teachers but for other teachers as well who
contrast, not all young students are willing totaught subjects with English as a medium of
cooperate in order to acquire the needed knowledge,instruction. It should also be noted that poor or
attitudes and skills essential for a secure future. It issubstantive English background slows down the
then a burgeoning task for the teacher to facilitateprocess of scientific development because it is hard
learning so that quality education will be acquired byto understand scientific concepts while at the same
the students. This paper will discuss the differenttime learning English language - this is learning two
challenges faced by the teacher in impartingthings simultaneously.
knowledge about Earth Science in public secondaryDiscipline Inside the Classroom
school, likewise it will also discuss the positive aspectsIn a classroom of more than fifty students or in
in learning the subject.some classroom sixty students, it is really important
THE CHALLENGESthat discipline should always reign for maximum
Motivationlearning. In my first year of teaching, classroom
My first experience in teaching earth science was ondiscipline is really an issue for me. I easily got irritated
September 2005 in one of the public secondaryby students who were noisy, always going outside
schools in Davao Oriental, specifically in District 1. Ithe classroom without valid reasons, and students
can still remember the first day when I entered theyelling or fighting with each other. But through reading
class of more than fifty (50) students crowded in abooks and attending seminars about classroom
classroom. Some of them were busy chatting withdiscipline, this problem was slowly been elucidated.
their classmates, some were busy doing differentA well managed classroom will give the students rich
tasks in their seats, etc. The first question thatopportunities for mental growth and development.
popped into my mind during that moment was: howGood classroom discipline produces favorable working
can I get the attention of the students? As Iconditions conducive to good learning and makes
introduced myself to them as their new scienceschool work enjoyable and interesting. One aspect of
teacher, I saw different emotions reflecting on theirthe teacher's role under the concept of discipline is to
faces. There were emotions of excitement, worries,help students practice self-control and to develop
anxieties, happiness, etc. I am not really sure if theystandards of individual values and activities that will be
were prepared to take new lessons in earth science.carried on regardless of whether the teacher or
What I did was to let them get a piece of paper andparent or someone else in authority is around or not.
let them write in there: their names, favorite subject,The concept of discipline when I was still in my
subject they hate most and why they love/hate aelementary years is really different as compared with
certain subject, and their expectation/s of themodern concept of discipline which is based on
subject. I did this just to know whether they havedemocratic principles. A good discipline is one that
interest in the subject or to know what subjectsdevelops self-direction and self-discipline rather than
they liked best and the reasons why they love thediscipline based on compulsion and obedience. In
subject. From that, I learned that out of more thanaddition, he laid emphasis on becoming familiar with
fifty (50) students, only four (4) said that they likethe cause of violation of discipline in order that such
science subject. When I asked them why they docauses may be minimized, if not prevented, and
not like science as a subject, the common answeroffenses may be more satisfactorily diagnosed and
was: "Science is a difficult subject". From thattreated.
experience alone, I got an insight that students willAs facilitator of students' learning in Earth Science I
have difficulty in learning a subject if they do not likeshould always bear in mind that classroom discipline is
the subject. Indeed, teaching Earth Science toreally one of the vital tools so that learning could be
undergraduates or high school students could beattained. It is an inevitable fact that the teacher can
difficult "if the students are not motivated or if theybe an effective facilitator of learning only when there
are not interested in the subject".is discipline and proper classroom management in
There are several ways of motivating the studentsteaching-learning.
to be interested in Earth Science. In my ownMaking Use of Technology
experience, I used songs as part of my lessons -The use of textbooks alone in imparting science
songs which are easy to learn and frequently heardconcepts and processes is not enough. Any ordinary
by the students. I used the tune of a particular songclassroom on Earth is not the best place to observe
and changed the lyrics so that it will fit with the topicinteractions ranging in scale from solar system to the
I am discussing. There are also songs introduced tocomponents of a cell. With just pure lectures, often
us during seminars that are very helpful becauselearners are forced to create their own mental
students would find it easier to memorize certainimages to understand situations they cannot view
science concepts by just singing the songs over anddirectly. In many instances the result has been a
over again. Example of these songs are: "We're themisconception that takes on a reality of its own
Scientist" - in the tune of "Ako'y Isang Pinoy";inside the students mind. Standard textbooks have
"Sistemang Harana" - in the tune of "Harana" asbeen ineffective in changing these deeply rooted
popularized by Parokya ni Edgar, this emphasizes themisconceptions. Students remain confused about
importance of scientific method in solving problem;topics involving basic spatial relationships such as the
"Super Science" - in the tune of "Superman", stressedreason for the seasons. To solve this problem, there
on the contributions of science in enhancing our lives;is persistent call for a teacher to be creative in his
and a jolly song - "Youngsters Love Science". Afterteaching and maximize the technology present.
introducing these songs, I found them useful inTo keep pace with the advancement of Science and
memorizing scientific terms, concepts, and processes.Technology, teachers need to have creative and
With this, I feel happy when I heard some of myinquiring minds. Such thoughts and ideas "conceived
students singing those songs and sharing them withby the inquiring minds" inspire and challenge the
their friends.teacher to be creative. In connection with the call of
There are different ways of motivating students tobeing creative and to equate myself with the
learn Earth Science. Teachers should bear in theirevolving technology, I constantly visit the World
mind that flexible approaches and connections toWide Web so that I can make my lessons updated.
other subjects is the key to success in a classroomThis was not easy for me because the place where
for motivating student interest. It was proven trueI've been teaching has no internet connection and
with my personal teaching experiences. One shouldonly during weekends that I can browse the Internet
not stick to one option if it doesn't work. Here arefor topics that need further elaboration through
the motivating techniques which have been provenvideos or flash animations. In addition, I used
to work well with most students:PowerPoint in order to make my lessons interactive
1. Relate local or national or international news itemsto the students and I've found out that their interest
to some aspect of Earth Science. One may choosein my lessons was elevated with the use of
from a variety of items from the news. Some of thecomputers. Moreover, I was happy because our
older news items and their impact on social/politicalPrincipal really encouraged the use of PowerPoint in
life may also be of interest to students. Any newsclassroom instruction. In fact he proposed and
items relating to the following are generally welcomedspearheaded the implementation of Computer Aided
by most students for class discussion: Earthquakes;Instruction (CAI) in the Division of Davao Oriental.
Volcanoes; Tsunamis; Floods; Meteor Showers; andTHE REWARDS
news items related to disasters - present or fromStudents' Achievement
past.The first person that would feel happy in the
2. Pick a topic of common interest to most of theachievement of students in terms of learning Earth
students, such as social or political problem that theyScience is the teacher. I personally beam with pride
are familiar with: nuclear power plants, illegal logging,when my students perform well during exams or on
global warming, consequences of urbanization; andthe top rank during contest related to Earth Science.
mining. In my case, I used illegal logging, illegal fishingIt was remarkable for me when my two contestants
and mining as my point of focus because thesefor the 2008 Division Science Quiz held in San Isidro
issues are really happening in our locality.National High School ranked second and third
3. Historical or biblical or religious locations and therespectively. I felt that this is my reward for exerting
geology associated with it: the Chasm at Delphi andeffort in reviewing students about science concepts
the Apollo Temple in Greece and the vapors thatnot only through books but also from the information
emanates from the location; the geology of biblicalretrieved from the internet and by helping and
areas such as the ones in Middle East; the Taj Mahalteaching them how to use the computer in exploring
in India; the Pyramids in Egypt; the Great Wall ofthe Encarta Encyclopedia. I also felt fulfilled when I
China; Niagara Falls and Grand Canyon in USA; Storiessee my students embraced positive attitudes in
of Precious stones and gems; and any other similarlearning the subject. With this, I established in
ones.students' heart the love for Earth Science that could
4. Anecdotes from the scientific discoveriesbe very helpful in learning other sciences like Biology,
contributions of great men/women of the past andChemistry, and Physics. A course in earth sciences
present: Aristotle; Eratosthenes (measurement of thecan provide to students an introduction to subject
circumference of the earth); Ptolemy; Copernicus;matter in all other sciences that illustrates their
Tycho Brahe; Johannes Kepler; Archimedes; Newton;relevance and connections. With a strong foundation
Einstein; James Hutton; Charles Lyell; N. L. Bowen;in Earth Science, students will no longer find difficulty
Alfred Wegener; Harry Hess; and many more namesin learning other sciences.
that are worth mentioning in Earth Sciences.My Contribution in Nation-Building and for the Future
5. Space exploration always fascinates students:As a teacher in Earth Science, I can say that I have
anecdotes of Lunar exploration; Mars missions and lifea great role in building a nation -- a nation that
on Mars; Jupiter and its clouds and moons; discoverymaximizes its resources but does not sacrifice the
of new stars and other galaxies outside our own; andfuture. Our lives and civilization depend upon how we
other similar explorations.understand and manage our planet. Earth processes
6. There are several facts that intrigue and fascinateaffect us all. Weather patterns influence the
most Earth Science students: a. Deepest mine in theavailability of water resources and the potential for
world b. Deepest bore hole in the world c.earthquakes, volcanic eruptions, typhoons, and floods
Comparison of the above numbers with the radius ofcan kill large numbers of people and cause millions or
the Earth This can show them how little we knoweven billions of pesos in property damage. If our
about the earth through direct observation. d.students are well informed about those processes
Compare these distances with the distance to theaffecting our lives then they would be cautious in
Moon These numbers can raise questions like "howevery actions they will do like cutting trees, burning
come we did not go too far down inside the earth"too much fossil fuels, the use of aerosol sprays, etc.
and "how come we went almost quarter of a millionEvery lesson in Earth science will somehow connect
miles to the moon". e. Latitude and longitude and theirstudents to the past, as well as challenging them to
use in navigation and the time zones f. Deep seathink about the future.
drilling and the mid-fifties project to drill past MohoConclusion
into the mantle g. The election of President John F.Teaching Earth science in secondary school is not an
Kennedy and his pledge to land a man on the mooneasy task. A lot of challenges must be surmounted
h. The theory of continental drift and the evidenceso that teaching-learning could be a pleasant
for it i. The fascinating new theory of Plate Tectonicsexperience for both the teachers and students. My
and its developmentfirst three years experiences in teaching the subject
I used some of the items stated above and theyhave really shaped my knowledge and attitudes
worked for me in classrooms. Good generaltowards the subject. Since my elementary years as
knowledge coupled with interest and knowledge of aa student, I still bring the passion and love in
variety of items in Earth Sciences "can help theunderstanding the complex world of science. And
teacher in getting the students enthused in thenow that I'm in the field, then it is my turn to
subject". As teacher, we should always bear in mindpermeate my enthusiasm in learning science subjects
that Earth Science poses questions that are excitingto my students especially during their first science
as well as practical to children and adults alike.subject in secondary education which is the earth
Comprehension of the English Languagescience.
Provided that the students are well motivated inThe earth sciences provide the best all-around
learning the subject, another problem comes in - howintroduction to science. The earth sciences integrate
they will understand the instruction with the use ofconcepts from all other major disciplines of science,
English language? It is an inevitable fact that most ofincluding biology, chemistry and physics. Thus,
my freshmen (first year) students do not understandteaching of earth sciences throughout the elementary
spoken or written English. Those that can fairlyand secondary schools will promote scientific literacy
understand belong to the first section but there arein general.
also students in the first section that cannot speakAs teachers we should always keep abreast of the
or write in English language correctly. This is really atechnology so that our knowledge in the subject
problem because teaching Earth Science should be inmatter will be updated from time to time. We should
English and all the references are written or publishedalways let our students view science as part of their
in English. It is also a known fact that English is theeveryday lives so that they will not feel alienated
"Universal language of Science". Therefore, infrom it.
imparting knowledge to students, teachers should useLastly, we should always bear in our minds that an
English as a medium of instruction. I must also admitunderstanding of the earth sciences is critical for a
that I am not perfect in terms of elaboratingsecure future. When we emphasize Earth science
concepts with the use of English so what I did waseducation, everyone benefits.