Perseverance pays off. School lesson. Chemical experiment. Symptoms of ADHD at school. Educational school program. Schoolboy cute child experimenting

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Perseverance pays off. School lesson. Chemical experiment. Symptoms of ADHD at school. Educational school program. Schoolboy cute child experimenting with liquids. Teacher and child test tubes.

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Size: 6153px × 4197px
Photo credit: © Roman Stetsyk / Alamy / Afripics
License: Royalty Free
Model Released: Yes

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