Close-up van schaakspel en schaakstukken op tafel - Stockvideo’s

Chessboard and chess pieces close up

Super close Details of chess pieces that stand on a chessboard.

Chessboard and chess pieces close up

Old wrinkled hand moves horizontally white rook and black knight figures on wooden chessboard in room extreme close view

Chessboard and chess pieces close up

Active mixed-race senior people playing chess game in the nursing home. They are sitting at table

Elevated view of two young African pupils sitting at a desk playing chess during a break from lessons in a township elementary school classroom 4k

Front view of African American schoolboy learning mathematics with abacus in a classroom. He is counting beads 4k

Front view of Caucasian schoolgirl learning mathematics with abacus in the classroom. She is counting beads 4k

Mid section of African American schoolboy using abacus in classroom at school. He is playing with abacus 4k

Front view of black boy playing with abacus at home. Black boy counting the blocks in abacus 4k