# How big was an Ivory-billed Woodpecker?

Math skills: Measurement (Unit conversion) Length

Related Environmental issues: Biodiversity / Deforestation

The U.S. declared that 23 species have gone extinct.

Ivory-billed Woodpecker, which is one of the world’s largest woodpeckers, is also extinct.

It has a wingspan of 75 cm.

How long is the wingspan in inch?

1 inch = 2.5cm

75 / 2.5  = 30 inches

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# 6 feet of social distance–How long is 6 feet?

Skills: Measurement (Length)

Related environmental issues: COVID-19

6 feet of social distance is recommended to protect from COVID-19.

Which expression shows 6 feet?

1. Ten 6 inch-sandwiches
2. 1/2 of a yard stick
3. Twelve 3-inch cards
4. 1/5 of 10 yards

1. Ten Twelve 6 inch-sandwiches
2. 1/2 2 yard sticks
3. Twelve Twenty-four 3-inch cards

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