Snap 2.1 using the pen

Getting started

Open Snap and save a new project as 2.1 using the pen.

In each section below, complete the steps shown in the images and answer the questions that follow.

Pen experiment #1
Experiment with drawing with the pen as shown in the steps below.

📼 Here is an ANIMATION of the process.

1

What does the script do?

Clearing the screen
Build a script that you can use to clear the screen with the click of a key.

📼 Here is an ANIMATION of this process.

1

Why is it important to put the GO TO block first, before the CLEAR block?

Pen experiment #2
Try the experiment below.

1

What does "hue" mean?

Pen experiment #3

Pen experiment #4

1

Which block is the most efficient to change / reset the pen size back to 1?

1

What is the difference between SET blocks and CHANGE blocks?

For some reason, these blocks are tiny. Click on a block to zoom in.

Draggable item		Corresponding Item
		makes the pen size grow by 1 each time it is clicked
		makes the pen size equal to 1 no matter how many times it is clicked
		makes the pen a certain color (a sort of orange)
		changes the pen color each time it is clicked

What draws a line?
Experiment to see when the sprite will draw lines.

1

If the pen is down, when will the sprite draw a line? Choose all correct answers.

Adding comments
📼 Here is an ANIMATION of this process.

Pen experiment #5
Experiment a bit more with drawing. Clear the screen as necessary.

📼 This ANIMATION covers parts b-d below, and this ANIMATION covers part f.

Your own creation (turn in image in Canvas)

Now use what you know about the pen to make a cool design of your own. 

Follow the steps below to save a picture of the stage, then turn in the image in Canvas.

Snap 2.1 using the pen

Getting started

Pen experiment #1

What does the script do?

Clearing the screen

Why is it important to put the GO TO block first, before the CLEAR block?

Pen experiment #2

What does "hue" mean?

Pen experiment #3

Pen experiment #4

Which block is the most efficient to change / reset the pen size back to 1?

What is the difference between SET blocks and CHANGE blocks?For some reason, these blocks are tiny. Click on a block to zoom in.

What draws a line?

If the pen is down, when will the sprite draw a line? Choose all correct answers.

Adding comments

Pen experiment #5

Your own creation (turn in image in Canvas)

Getting started

Pen experiment #1

What does the script do?

Clearing the screen

Why is it important to put the GO TO block first, before the CLEAR block?

Pen experiment #2

What does "hue" mean?

Pen experiment #3

Pen experiment #4

Which block is the most efficient to change / reset the pen size back to 1?

What is the difference between SET blocks and CHANGE blocks?For some reason, these blocks are tiny. Click on a block to zoom in.

What draws a line?

If the pen is down, when will the sprite draw a line? Choose all correct answers.

Adding comments

Pen experiment #5

Your own creation (turn in image in Canvas)

What is the difference between SET blocks and CHANGE blocks?

For some reason, these blocks are tiny. Click on a block to zoom in.

What is the difference between SET blocks and CHANGE blocks?

For some reason, these blocks are tiny. Click on a block to zoom in.