Relevant, Remarkable, and Reliant! :)
The three "R's" for evidence are reliability, relevance, and rigor. Reliability refers to the credibility and accuracy of the evidence. Relevance ensures that the evidence is directly related to the topic or question at hand. Rigor refers to the strength and quality of the methods used to gather and analyze the evidence.
ReadingwRitingaRithmetic
In the UK, "Reading, writing and arithmetic" is stated as being the three 'Rs' essential for a good education.
In education the three Rs are reading, writing, arithmetic.
reduce, reuse, recycle.
Reading, Writing, Arithmatic
Three school subjects that have letter R in - not always beginning with R - namely Reading wRiting aRithmetic
The cast of Eco-Man and the Three Rs - 2010 includes: Joseph Scott Rodriguez as Eco-Man
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reduce reuse recycle
To conserve resources
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Big Town - 1950 The Three Rs 2-7 was released on: USA: 8 November 1951