interactive maths display ks2. space. At the same time, the resource administrator is also responsible for deleting the outdated and low-application resources in the formal library to improve the efficiency of resource retrieval. Direct deletion of obsolete resources in the formal library, and "freeze" and "thaw" processing for resources with low utilization rate, and delete some resources when storage space is needed. The so-called "freeze" means that the value of an identifier field in the resource record is set to false, and is not included in the search scope in the resource search, but the resource can be viewed in the resource browsing; "thawing" means that the value of the identifier field is heavy. Set to true and turn into normal resources. Because the resource with low utilization rate is not necessarily useless resources, if no one uses the resource for a period of time, it can be set to the "freeze" state. If more users apply for this resource, they can be "thawed". "deal with.. As an ideal solution to education and business, K Series interactive flat panel features 10-point touch that enables several users working on the screen at the same time.IQClass 6.0 and installation-free IQClass Plus software help make an interactive teaching and collaboration.