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Biology is not about Memorization | 学好生物真不难!

2023-01-13发布于广东

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Biology


at

  ISNS


At ISNS, we plan and teach science in a fun and engaging way to ensure that our students from G6 all the way to G12 are fostered their critical and creative thinking about research and design, as well as the identification of assumptions and alternative explanations. 


This week, we interviewed our Biology Teacher Mr. Brian Delsandro to find out about the Biology subject and what the cyclic approach means in the teaching and learning. 


Framework of Biology at ISNS

When the students enter high school, they have chemistry, biology and physics for each trimester. We use the IB framework to establish the skills and the New Brunswick standards to set the biology, chemistry, physics content that we want to focus on for each of those three trimesters. We plan around what skills each student should develop in the biology, chemistry and physics to make sure that they're getting the full breadth of what they should in the MYP program to prepare them for DP. 






Once they get into the DP program, there are four choices: DP biology, chemistry, physics or environmental systems and societies. Once they get to that level, the content, breadth and depth is extensive and the skills that they will have developed in MYP should help them when it comes time to practice and prepare for their internal assessments and standards that are required by the DP program.   



Teaching and Learning


We use the MYP as a springboard into those more significantly more difficult courses in the DP. For grade 9 and 10, we have more freedom with the inquiry-based learning concepts. 


How do we want to approach teaching in the course? 


We can take a topic a good way is with this cyclic approach, where students were introduced to science phenomenon, something in the world that is interesting that could potentially catch their attention. They are allowed to explore that in a way that can be working collaboratively with classmates, planning and implementing lab procedures and experiment then gathering and analyzing the data around that. At the end of that cycle, we try to come back together and explain what you learned, show me how this makes sense in the broader spectrum of each of the science domains. 


/////////


DP is a lot more prescribed content, which is good because that's the IB telling us: these are the things that students should know and be able to do by the time when we assess them externally. 

A Typical Unit

In grade 10 it's more focused on genetics and evolution as a topic. We start learning about how organisms reproduce, why does that happen in terms of like DNA and then we tie that to how evolution works. Because those three topics integrate well. This year, I'm trying to work towards talking about biotechnology topics such as CRISPR. How does it work? What are the ethical moral discussions we can have around that, and I want to have them go and find a subject related to that.  


DP Standards and Expectations

For IBDP (specifically this is the information that your students need to know), these are the skills that we're going to look at students’ ability to do for the exam paper. DP biology has three papers one, two, three. Students will have their standard science multiple choice questions, but they'll also have questions like:  

  

  • Here's this lab set up that you've never seen before;

  • Here's this brand-new situation;

  • Here's a scientist, who ran this experiment; you know what you know about running experiments and using lab equipment and analyzing data to arrive at some conclusion about that.   


That's where they would apply the skills that they developed through MYP to DP. And then for the internal assessment, there's no boundaries on it, which is nice. It's like a totally open inquiry. The students should have the skill set that they developed and some foundation in all the science that they would need to just go out and find some phenomenon that they are interested in investigating.  






Memorizing


VS

Understanding



People say that biology is like learning another language. However if you think of it that way, it is a skill. Speaking a language is both content and skills based. You have to know where and how to apply it. With biology, the words are fancy-sounding and science-difficult words,if you have a good foundation of what the words mean, then anytime you're presented with a brand-new word in the context of biology, you should be able to break it down.  


You can see a brand-new word for the first time and know what that means. Of course, you do have to sit down and learn some things. Writing memorization is part of the science, but it's not a big part of it. 




Tips for Learning Biology

“Being able to work with a model. If you think of biology, a lot of people will think of in their high school classroom the human torso or things like DNA model. That is for a reason. It is because everything in biology happens on this microscale. Instead, you need to be able to think about it in a way that it's like a little moving picture in your mind. If you can work well with models, take a picture of some diagram of something happening and manipulate it in your mind to make a little cartoon version of what's actually happening there. That's a good skill to apply to biology. ”

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生物学



  ISNS


在 ISNS,我们以有趣和引人入胜的方式规划和教授科学,以确保从G6到G12的学生都能培养他们对研究和设计的批判性和创造性思维,以及假设和替代解释的识别。


本周,我们采访了科学组生物老师Brian Delsandro,走进ISNS生物课,了解什么是循环式教学法。


生物课框架

当学生上高中时,他们会学习一个学期的化学、一个学期的生物和一个学期的物理。我们使用IB框架来建立技能,然后参照加拿大新不伦瑞克省的标准来设置我们想要在这三个学期中重点关注的教学内容。我们围绕每个学生在生物、化学和物理课程中应培养的技能进行规划,以确保他们在MYP课程中获得应有的全部技能,为DP做好准备。







一旦他们进入DP课程,有四个选择,学生可以选择DP生物、化学、物理或环境系统和社会。一旦他们达到那个水平,学习内容、广度和深度就会变得有难度,他们在MYP阶段培养的技能将会帮助学生们练习和准备DP课程要求的内部评估和考试标准。



教与学


生物学科将MYP作为跳板,进入DP中那些更难的课程。对于9年级和10年级,我们有更多时间,探究学习这些概念。


我们如何在课程中进行教学?


我们可以通过这种循环方法来学习一个主题,在这种方法中,我会向学生介绍科学现象,可能会引起他们注意的世界上有趣的现象。然后允许他们以某种方式探索它,可以与同学合作,规划和实施实验室程序和实验,然后收集和分析相关数据。在那个周期结束时,我们试着总结并解释所学到的东西,阐述这个周期的学习在每个科学领域的更广泛范围内是如何有意义的。


/////////


DP有更多规定的内容,这是好事,因为这是IB告诉我们这些是学生在外部评估时应该知道并能够做到的事情。


DP典型单元

在10年级,生物更侧重于学习遗传学和进化论。我们开始了解生物体如何繁殖,DNA如何发挥作用,然后我们将其与进化论联系起来,因为这三个主题关联性很强。今年,我们正在尝试谈论生物技术主题,例如基因编辑,是怎样操作的,我们可以围绕它进行哪些伦理道德讨论,我想让学生们去寻找与此相关的主题。


DP标准和要求

IBDP要求我们的学生们在考试中需要知道的哪些信息和需要考察他们哪些能力的技能。DP生物有三个阶段的测试,学生将有他们的标准的科学多项选择题,但IB也会有类似这样的问题:

  

  • 这是你从未见过的实验室设置;

  • 这是全新的情况;

  • 这位科学家进行了这个实验,你需要运用你所知道的关于运行实验和使用实验室设备以及分析数据的知识得出一些结论


而这就是他们将通过 MYP 开发的技能应用到 DP 的地方。我们的内部评估是没有界限的,像一个完全公开的调查。学生应该具备他们掌握的技能和应用所有他们需要的科学基础,出去发现一些他们有兴趣研究的现象。 








记忆


VS

理解



人们说学生物就像学习另一种语言,但如果你这样想,它就是一种技能。说一门语言是基于内容和技能的。你需要知道在哪里以及如何应用它。生物学中有很多听起来很艰深的科学词汇,如果你对这些词的含义足够了解,那么任何时候你都应该能分解它们。


你可以第一次看到一个全新的词就知道那是什么意思。学生确实需要静下心记忆一些东西,记忆性的知识点和专有名词是科学的一部分,但不是很大一部分。






学习生物小建议

“能够使用一种最适合生物学的模型。提到生物学,很多人会想到他们高中课堂上的人体躯干或DNA模型之类的东西,这是有原因的。这是因为生物学中的一切都发生在这个微观尺度上。相反,你需要能够在脑海里思考它,像播放电影一样。如果你可以很好地使用模型,可以在脑海拍下一些正在发生的事情的图片,然后对其进行处理,就像在脑海里制作出实际发生事情的卡通版本一样。这是应用于生物学的一项很好的技能。”










声明:本文内容为国际教育号作者发布,不代表国际教育网的观点和立场,本平台仅提供信息存储服务。

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