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#Critical Thinking
21 st
Century
#Technology Literacy
Skills
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1. Below is a pseudocode for moving a sprite with the arrow keys. Your task is to convert
this pseudocode into Scratch code using the appropriate Scratch blocks.
When green flag clicked forever
if <key [up arrow v] pressed?> then
change y by (10)
end
if <key [down arrow v] pressed?> then
change y by (-10)
end
if <key [right arrow v] pressed?> then
change x by (10)
end
if <key [left arrow v] pressed?> then
change x by (-10)
end
end

2. The following stack of codes when executed draws a square. What changes will you
have to make to it in order to draw a hexagon?

when clicked
pen down

repeat 4
move 100 steps

turn 90 degrees

CAREER HERE
People who are experts in Scratch may pursue their careers as Programmers.

FOR THE TEACHER

1. Demonstrate all the blocks and their functions.
2. Explain the use and importance of Pen blocks.

116 Computer Science (V5.0)-IV