Changes

Activities/Turtle Art/Getting started (view source)

81 bytes added , 21:10, 28 February 2011

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File:Namedstacks.jpg|Named 'stacks' of blocks can be reused

File:Collapsestack.jpg|Collapse a 'stack' of blocks to save space

+

File:Pushpop.jpg|Store data in the first in last out heap using 'push' and 'pop'

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