Stage: 1 Challenge Level: 
Noah saw $12$ legs walk by into the Ark.
How many creatures did he see?
A poster of this problem is available here.
Featured Stage 1&2 Students. Multiplication & division. Working systematically. Counting. Investigations. Comparing and Ordering numbers. Combinations. Interactivities. Addition & subtraction. Trial and improvement.
Published October 1998,September 2008.
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