Best gift ever!!! Magic of Engagement? Fun of Play? Spark of the Quest? Use Fingerplay (p.15) & you will hit at once. ___ Rotating game board (on back cover) is developed in a spirit of W.A.Mozart composition Canon Inversus ("Spiegelkanon)... It all begins from doing simple thing with a focus. Start with blank grid, which is your playground, sanctuary and challenger. ___ "Playful Math" is intended as a series of notebook type publications gradually introducing basic math concepts in a playful environment. Examples, grid space for self-discoveries, hands-on activity templates will provide you opportunity to drill the same technique with different numbers. Random numbers here are brought exactly for this specific purpose.___ On the way, your inner prodigy will be nurtured. 1+3+5=3*3: those numbers are not ordinary numbers. 5-year-old prodigy child discovered them. He had fun with numbers all his life and later was called Mozart of mathematics. You definitely want to follow the discovery.