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Elementary student boy doing homework at home. Child learning to count, solves arithmetic examples
engineer team mix race brainstorming join working together in heavy industry with laptop computer di
engineer women working with male team mix race work help together in heavy industry with laptop
Side view of a Caucasian schoolgirl learning mathematics with an abacus in the classroom at school
A multiracial couple is working on a project together.
Thoughtful mixed-race schoolboy learning mathematics with abacus in a classroom at elementary school
Schoolboy learning mathematics with abacus in a classroom at elementary school
Cute schoolgirl learning mathematics with abacus in the classroom at school
Stubborn asian mother and son having conflict at home
Senior couple explaining problems to psychologist during therapy session
Happy schoolboy looking at camera while doing math on greenboard in a classroom at elementary school
Man surprising woman looking at telephone
