zMath 130  -  Unit 33: Build a 3-D Model

Build a 3D Model

In this unit, you will need Lego blocks, connecting cubes, Lincoln logs, or other types of building blocks. Build a 3-D model using around 100 of these objects. After you have constructed your 3-D model, answer the following questions. Have fun building your model!


1)

Describe the different types of blocks that you used to build the model.


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2)

Describe your 3-D model using 2 or 3 sentences.           


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3)

About how many blocks or cubes did you use?


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For the next two problems, select your answers from the following 2-D shapes.


4)

Stand so that you are above your model looking down on it. What 2-D geometric shape(s) do you see in your model? If you see other shapes than those listed above, please describe them.


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5)

Look at your model from each of its sides and from the front and back.

     (a)  What 2-D geometric shape(s) do you see in your model viewing it from the left side?

     (b)  What 2-D geometric shape(s) do you see in your model viewing it from the right side?

     (c)  What 2-D geometric shape(s) do you see in your model viewing it from the front?

     (d)  What 2-D geometric shape(s) do you see in your model viewing it from the back?

If you see other shapes than those listed above, please describe them.


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