How does a periscope work?Build a mirrored tube that lets you see around corners and over walls, using milk cartons, pocket mirrors and other household items. Light always reflects away from a mirror at the same angle that it hits the mirror.
How does a periscope work?Build a mirrored tube that lets you see around corners and over walls, using milk cartons, pocket mirrors and other household items. Light always reflects away from a mirror at the same angle that it hits the mirror.
