Wednesday, October 14, 2009

Week 7- Science challenge PLANNING

(Krysta and Rebekah)

1.Describe the technology-enhanced science activity that you will be doing.
· Teacher will present a deep bowl with water, and hold up a rock and a feather.
· Students will be asked if which object they think will sink, and which object they think will float.
· Then, teacher will put each object in the bowl, one at a time, and test the student’s predictions.
· Now, students will be put in groups. Each group will have a 100 ml cylinder (filled to 75 ml of water). They will also be provided with seven items-some which float and some which sink.
· Students will make predictions for which items they think will float and which items they think will sink. The teacher will listen to the students’ predictions. Then, the teacher will ask the students to come up with a hypothesis of why they think certain items will sink, and why other items will float.
· Next, students will experiment their predictions and hypotheses by placing each object in the cylinder, one at a time. (Meanwhile, teacher will walk around and help groups, if needed).
· Students will record their findings on kidspiration, in the sink or float activity.
· Teacher and students will discuss the predictions/hypotheses, and then say what actually happened when they experimented, based on the data (measurements they have).

2.After your description include in your answers to these three TPACK questions:

i. What is the content you will be focusing on in your science activity?
Standard 3 Students will develop an understanding of their environment.
Objective 2 Investigate water and interactions with water.
b. Compare objects that float and sink in water.

ii. What is the pedagogy you will be using and why is it a good fit with the content?
Pedagogy: Observing , Predicting, describing relationships, Hypotheses, Analyzing data. This fits with the content because we are trying to compare objects that sink or float in water, and to do so we need to set up a science experiment using the pedagogy listed above. The kids will learn more like this, rather than just hearing the teacher lecture because it becomes more engaging and interactive. Overall, this activity is building conceptual knowledge because students are learning the concept of buoyancy by exploring if objects sink or float. Then, they are analyzing data, and making connections between their results and science.


iii. What is the technology you'll be using and why is it a good fit with the content and pedagogy?
Kidsperation- it makes it easy to record data. It also has the sink and float lists side by side, making it visually easier to compare sink/float items and results.

iv. How would you describe the representation of the content produced by the technology you use in your science activity and in what way would it help students better understand the objective you are aiming to teach?
The representation is multi-modal because it is visual, dynamic, and textual.
This helps students better understand our objective because first, they can work on a hands-on activity that visually proves their predictions and observations of objects either sinking or floating in water. Then, they have further experience with the concept when they record data on kidsparation- working with technology visually, dynamically, and textually.

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