Aperiodic Crystals: From Modulated Phases to Quasicrystals (International Union of Crystallography Monographs on Crystallography)

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Help your children develop healthy habits early in life that will bring lifelong benefits. Be a good role model, make it fun, and involve the whole family in lifestyle changes. Suggested reading: Shepherding a Child's Heart
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Ask yourself: What is something you always love doing, even when you are tired or rushed? Why? Next