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IoTClass Kids05D / 3

From your book: More Than One Route

A backup needs tests

Sammy in the paper model scene

Help me match each route check to what it shows.

Read together

Lucy’s first two paths share one relay. Sammy checks a third path before that relay fails. Gus gets Lucy’s fresh report on the third path.

Sammy, your story guide

Help me match each route check to what it shows.

Lucy’s tested backup delivers despite the shared relay’s failure.