Moscow Center for Continuous Math education education - keeping ...

Examples
• Cut A and B figures
into “T” figures:
«»
.
.
• Cut each figure into
two equal parts:
) )
) )
• The box contains 10 sweets. Peter and Mary are playing
the game: every minute one of them can take one, two
or three sweets from the box and eat them. The person
who will eat the last sweet will win. Mary takes sweets
first. Who will win and what is the best strategy?