Simple science project kit. Contains all material required for the project.
Kit needs 9 volt battery which is not given with kit.
Ideal project for science exhibition.
Great teaching tool to explain air and air pressure.
Details: Vacuum cleaner making kit is a simple but amazing science project. This kit contains all material required for the making with detail instruction manual in it. Kit works on air pressure difference created due to rotating fan in a box. Ideal for students from grade 5 onwards.
