How many different sets of four dots
can be joined to form a square?
A printable sheet for student use is available here
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There is a printable worksheet to go with this activity.
4 green, 5 black, 1 red and 1 blue
How many rectangles can be found by joining four dots on the grid?
How many triangles can be found by joining three dots on the grid?
How many polygons can be found by joining dots on the grid?
Teacher, do your students have
access to computers?
Here a concise URL for a version of this page without the comments.
Here is the URL which will take them to a different type of counting activity.
Other shape counting starters: