Υπερλήξη του παιδιού προσθέτοντας χρώμα στο δοκιμαστικό σωλήνα - Πλάνα & Βίντεο Αρχείου

Focus pull of kid looking at colorful liquids

Rack focus of kid adding color in test tube

Rack focus of kid putting test tubes on table

Rack focus of happy kids in laboratory

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.

Focus pull of kid looking at colorful liquids

Rack focus of kid adding color in test tube

Rack focus of kid putting test tubes on table

Rack focus of happy kids in laboratory

Cute kid taking photo in laboratory

Focus pull of kid looking through microscope