The article introduces the organization of measuring the intellectual potential of entrance test candidates of grade 1 of Experimental Schools, Vietnam National Institute of Educational Sciences, which is: (i) To apply the models of Eysenck’s three meanings of intelligence and Sternberg’s triarchic theory to design test to evaluate and measure Analytical, Creative and Practical Intelligences; each intelligence consisted of three areas Language, Quantitative and Space. The test was divided into 12 blocks to measure of competencies of Language (I, II and IX blocks), Logic – Mathematics (III, IV, V and XII blocks), Problem-Solving (X and XI blocks), and Creativity (VI and VIII blocks); (ii) To determine the intellectual potential of candidates by applying Item Response Theory and Rasch model. This would help diagnose children’s potential and readiness for these 4 competencies (Language, Logic – Mathematics, Problem-Solving, and Creativity).