These lovely big bright posters show the numbers 1-20 on the earth, making them perfect for Earth Day. We think they would brighten up the classroom any time, though! We have a matching set of Earth Alphabet Posters.

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These lovely big bright posters show the numbers 1-20 on the earth, making them perfect for Earth Day. We think they would brighten up the classroom any time, though! We have a matching set of Earth Alphabet Posters.