g' Free Fall Apparatus with Timer Pack Size_100 Extends the ELECSYS1 starter kit

Extends the ELECSYS1 starter kit with a bridge rectifier

Economical slide viewer projects microscope slides as enlarged images for group viewing without requiring a full microscope setup in teaching environments

Multiple-connection receiver adapter in borosilicate glass features 14/23 socket for connecting multiple apparatus components in chemistry setups

Wider-apex 40° x 40° x 100° glass prism

snapping onto magnetic whiteboards or force boards for quick repositioning during classroom mechanics demonstrations

g' Free Fall Apparatus with Timer Pack Size_100 Extends the ELECSYS1 starter kitFor measuring the gravitational constant through free fall drops, this apparatus pairs a movable electromagnet on a 1. 1 m rod with an integrated timer that triggers on ball release.