Foarte interesant, foarte jucaus si copiii sunt curiosi sa-l rezolve. Atrage atentia elevilor de a rezolva exercitiile. Da un feedback elevilor si invatatorului. Elevilor, daca rezolva, da un succes. Recomand tuturor, care atinge acest nivel de cunostinte. Atrage atentia copiilor. Aceste fise dau o motivare sa-si rezolve cat mai multe exercitii, probleme si rebusuri. 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