About: free educational material

Premodifier: free educational
Head noun: material

Same concepts

Broader concepts

label	provenance	confidence
resource	isap:56804767	0.586892

Narrower concepts

label	provenance	confidence
lesson	isap:104119777	0.624375
book	isap:454582991	0.488122
video	isap:294117501	0.449324