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			 I.  The Language Oasis
    Puzzles   Charades   Associative Puzzles. Associative Chains.   Anagrams   Metagrams. Metagrams with a «saddle»   Ciphertexts   Intellectual Training   Language Puzzles   Antonyms and Synonyms   Homonyms. Homographs. Homophones   General Awareness   Revealing the Essential   Generalization   Classification   What is Unnecessary?   Analogies   Similes   Sayings and Proverbs
  II. The Mathematical Oasis
    Heuristic Problems   Roman Numbers. “Matches” Problems with Roman Numbers.   “Matches” Problems   Spaces and Intervals    Problems from the Calendar   Clock Problems   Sequences   Arithmetical Problems   The cut-and-try method. Integer-valued Solutions.  The Least Common Multiple   The Euler Circles    Intersection and Addition of Sets   Parts Problems_1. The Non-verbal Level.   Parts Problems _2. The Verbal Level.    Diagrams   Motion Problems   The Problems Solved from the End   Proportions   Proofs
  III. The Numerical Oasis
    Regularities   The Kingdom of Palindromes   Words-palindromes   Numbers-palindromes   The Forest School of Gnomes   Hours-palindromes   Dates-palindromes.    The Palindrome Time Machine   Figures-palindromes   Properties of Numbers   Divisibility of Numbers   Representation of Numbers   Calculation of Digits   Inequalities   Restoration of Numbers
  IV. The Geometrical Oasis
    A Picture with a Stroke of a Pen   Location   Partition   Perimeter and Square Problems   Land Surveyor    
  V. The Logical Oasis
    Family Relations Problems   False Signs   Truth table   The Method of Exclusion   Inferences   Consistency   Location Problems   Camping   Sudoku
  VI. The Combinatorial Oasis
    Combinatorics   Puzzles from the “Black Box”
  VII. The Strategic Oasis
    Quick-wittedness    Pouring Problems   Weighting Problems   Transportation Problems   The Legend about the Hanoi Tower   Superpuzzles for the whole Family    The Strict Laws of Ancient Kingdoms
  VIII. The Trainings Oasis
    Spatial Imagination   The Attention Training
  IX. The Oasis of Joy
    Funny Questions
  X. The Curiosity Oasis
    Multiplication in Old Times
     
		
			
	
		
                    
 
  
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