Nehodí sa? Žiadny problém! U nás môžete do 30 dní vrátiť
S darčekovým poukazom nešliapnete vedľa. Obdarovaný si za darčekový poukaz môže vybrať čokoľvek z našej ponuky.
30 dní na vrátenie tovaru
The author distills what he has learned from over a quarter of a century of experience with tutoring and mentoring students in math. He shows parents how they can help their children improve their performance in math (from first grade all the way up to 12th grade) in a multitude of different ways.