Ivan Shishkin, The Forest Clearing

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Mars

First steps / Middle school / reputation 12

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Solved problems

Fraction over 100 A price goes up and then down An addition and a subtraction Examples of singletons An easy addition Une thèse bien longue...^FR A perplexity of eggs An intimidating tower Even-odd equality Commutativité du produit cartésien ?^FR Carrés dans un anneau^FR Five in a square How to split a chocolate bar