3pcs Pole Sight Magnetic Measuring Paper Magnetic Viewing Paper Laboratory Supplies Magnetic Magnetic Card Detector Development Electromagnet Magnetic Sheet

Features & details Features Scientific project teaching aid-- they are wonderful educational tools to introduce to the science and magic of magnetism.

Magnetic circuit distribution detection-- magnetic field viewer is a micro-encapsulated film that allows users to view static magnetic fields.

Magnet paper sheets-- a great educational tool to spark our interest in science.

magnetic display , easy to operate.

Magnet flux display sheet-- magnetic viewing paper: visualize the magnetic field lines of different objects and magnets, suitable for laboratory, , etc.

Magnetic pattern detector-- personal or scientific research.

it can help US study magnetic fields that we cannot see.