Van De Graaff Generator Hand-Driven 1224 and the reliability of the

and the reliability of the mechanism ensures that ticker-tape experiments are no longer hit and miss

no need for a pump

ideal for taller players or wheelchair users

ideal for primary PE lessons and active play

This set of assorted blindfolds is ideal for teachers looking to enhance sensory activities

Van De Graaff Generator Hand-Driven 1224 and the reliability of theThe discharge sphere is supported on a pivoted arm with a handle and is attached to the top of the driving wheel pillar. For connecting accessories, a 4mm socket is provided at the top of the large sphere, and a 4mm earth socket is drilled in the handwheel pillar base. Sparks in excess of 50mm in length are easily obtained at a slow rate of turning (200 rev min) and the apparatus is tolerant of moisture and dust. Diameter of dome: 200mm. Diameter of