Smalltalk-based List of educational programming languages

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^ cavallo, david (may 28, 2007). learning squeak scratch . 1 laptop per child news. retrieved april 3, 2009. 
^ mitchel resnick; john maloney; natalie rusk; evelyn eastmond; amon millner; jay silver; eric rosenbaum; karen brennan; amos blanton. scratch: imagine, program, share . massachusetts institute of technology. retrieved january 8, 2013. 
^ ducasse, stéphane (2005). squeak: learn programming robots (technology in action). apress. pp. 289 in ch 24: tour or etoy. isbn 1-59059-491-6. 
^ kay, alan. history of smalltalk . retrieved september 13, 2007. 
^ further discussion of why make easy see meta-circular evaluator






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