Memorization Course Content Unit 1: Classifying by one feature Unit 2: Classifying by several features Unit 3: Introduction of addition and the law of alternation of addition Unit 4: Static additions with one figure summands Unit 5: Dynamic additions with one-figure summands Unit 6: Static additions with two-figure summands Unit 7: Dynamic additions with two-figure summands Unit 8: Commutative property Unit 9: Associative property Unit 10: Dissociative property Unit 11: Additions with summands greater than 10 Unit 12: Positive snake Unit 13: Introduction of subtraction – subtraction as the opposite of addition Unit 14: Negative snake Unit 15: Text problems using addition and subtraction Unit 16: Real-life text problems Unit 17: Skip count 1 Quiz Expand Lesson Content Skip count Unit 18: Short and long chains 1 Quiz Expand Lesson Content Short and long chains Unit 19: Tables formation 1 Quiz Expand Lesson Content Tables’ formation￼ Unit 20: Multiplication by 10 1 Quiz Expand Lesson Content Multiplication by 10 Unit 21: Combinations of the same product 1 Quiz Expand Lesson Content Combinations of the same product Unit 22: Small multiplications 1 Quiz Expand Lesson Content Small multiplications Unit 23: Inverted products (Commutative property) 1 Quiz Expand Lesson Content Inversed products (Commutative property) Unit 24: Square of the numbers 2 Quizzes Expand Lesson Content Square of the numbers I Square of the numbers II Unit 25: Binomial and trinomial 1 Quiz Expand Lesson Content Binomial and trinomial Unit 26: Positive multiplication snake 1 Quiz Expand Lesson Content Positive multiplication snake