Various is derived from Variety. Various is a synonym of Diverse. Diverse is a synonym of Different. Different is a synonym of Unlike. 
Educational is related to Reading. Reading is a type of Interpretation. 
Variety <--DerivedFrom-- Various <--Synonym--> Diverse <--Synonym--> Different <--Synonym--> Unlike 
Educational <--RelatedTo--> Reading --IsA--> Interpretation 