試験管に色を追加する子供のラックフォーカス - ストックフッテージ＆ビデオ

Hyperlapse of kid adding color in test tube

Focus pull of kid looking at colorful liquids

Rack focus of kid putting test tubes on table

Cute kid taking photo in laboratory

Young scientist makes chemical experiments with colorful liquid. Hes holding flask with colorful liquid in hands and research it. Laboratory experiments with liquid.

Cropped view of kids mixing liquids

Hyperlapse of kid adding color in test tube

Focus pull of kid looking at colorful liquids

Rack focus of kid putting test tubes on table

Cute kid taking photo in laboratory

Cropped view of kids mixing liquids

Rack focus of happy kids in laboratory