The Geiger counter wand base provides a stable platform to hold the Geiger counter wand for experiments. The physical dimensions of the base are 2" wide by 12" long. The length of the base has markings in both metric and imperial.
The sled isotope holder provides a stable and moveable platform for radioactive isotopes 1" diameter discs.
When used in conjunction with the Sled Isotope Holder a number of nuclear experiments may be performed such as the Inverse Square Law of radiation, half life, shielding effects, etc. Wand is not included with sled or holder purchase.