We're investigating the number of steps we would climb up or down to get out of or into the swimming pool. How could you number the steps below the water? This activity uses the familiar environment of a swimming pool to introduce negative numbers, and is designed to be accessible to primary pupils at Key Stages 1 and 2.

Concepts

integers

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Additional Tags

basic arithmetic skills, cross-curricular math activity, positive and negative numbers, millennium mathematics project

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Classroom Considerations

• Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)