• Facets (new session)
• Description
• Metadata
• Settings
  • Rule: ActivityStreamsMapasEquivalentb3sb3sifpdbprdf-labelfacetshttp://dbpedia.org/resource/inference/rules/dbpedia#http://dbpedia.org/resource/inference/rules/opencyc#http://dbpedia.org/resource/inference/rules/umbel#http://dbpedia.org/resource/inference/rules/yago#http://dbpedia.org/schema/property_rules#http://www.ontologyportal.org/inference/rules/SUMO#http://www.ontologyportal.org/inference/rules/WordNet#http://www.w3.org/2002/07/owl#ldpoplwebskos-transurn:det:rdf:labelvirtrdf-labelvirtrdf-urlNone
    
  • Inverse Functional Properties: Disabled (fastest) Apply to subjects only Apply to objects only Apply to both subjects and objects
  • "Same As": Disabled (fastest) Apply to subjects only Apply to objects only Apply to both subjects and objects (recommended) Apply to subjects, objects and predicates (not recommended on big datasets) Apply to predicates only (special use cases only)

About: HotChalk     Goto   Sponge   NotDistinct   Permalink

An Entity of Type : yago:WikicatPrivatelyHeldCompaniesBasedInCalifornia, within Data Space : dbpedia.org associated with source document(s)

Type: Thingcompanyschema:Organizationdul:Agentdul:SocialPersonagentwikidata:Q24229398OrganizationBusiness enterpriseyago:WikicatCompaniesBasedInCampbell,Californiayago:WikicatCompaniesEstablishedIn2005yago:WikicatLearningManagementSystemsyago:Abstraction100002137yago:Artifact100021939yago:Company108058098yago:Group100031264yago:Institution108053576yago:Instrumentality103575240yago:Object100002684yago:Organization108008335yago:PhysicalEntity100001930yago:WikicatInternetCompaniesOfTheUnitedStatesyago:YagoLegalActoryago:YagoLegalActorGeoyago:YagoPermanentlyLocatedEntityorganisationyago:SocialGroup107950920yago:System104377057yago:Whole100003553yago:WikicatPrivatelyHeldCompaniesBasedInCalifornia New Facet based on Instances of this Class

HotChalk was an education technology company founded in September 2004. HotChalk ran an online community application designed for grade school teachers, students, and parents. In August 2007, McGraw-Hill partnered with HotChalk to make McGraw-Hill training and certification tools available to HotChalk users. NBC partnered with HotChalk as well to distribute NBC news archives to supplement educational materials. HotChalk was founded by Edward M. Fields; the company's last CEO was Rob Wrubel. In November 2020, Noodle acquired Hot Chalk.