LOGO Insights

Commands to know in LOGO

FD xx     RT xx      LT xx  REPEAT :N [ __________ ] 
Special Control Keys:   [Ctrl] F      [Ctrl] U    and   [Ctrl] D
MAKE "X RANDOM 100

MAKE "X 0 - initialize - use  MAKE "X :X + 5

TONE  xx  dd     xx - tone  dd - duration

PU     PD    STAMP   SETSH xx   SETC  xx   CG    CT     CC

PRINT [_____]    PRINTSCREEN

procedures  circle, box, flower

procedures that call procedures 

procedures that accept a variable

know how to draw a shape esp. that a complete circle = goes 360o
degrees



For some students moving right or left is hard to understand, they think the turtle 
should be able to "crab walk" to the left or right.  It's not in the turtles nature 
to be a crab, so here are scoot procedures to go left or right.
TO SCOOTR  
PU RT 90 FD 20 LT 90
END
SCOOTR 
SCOOT :5


TO POLY :N
 
REPEAT :N [FD 30 RT 360 / :N]

END

POLY 6

POLY 5 

POLY 7



TO GROW :A
 
CG MAKE "X  0

REPEAT 25 [FD :X

RT :A  MAKE "X :X + 5]

END

GROW  _____   GROW   120     GROW 125






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