Cleaning the child's clothing with / without water. Natural fibers vs. synthetic materials. Seeking a specific item of clothing rather than sorting. Tying an untying bows, shoe-laces, etc. Various halachos (laws) pertaining to food preparation. Cereals - already cooked, or not, hot water, kli rishon (primary vessel), kli sheini (secondary), baby formula. Toys that make noise. The problem of hashma'as kol (making noise). Crib-mobiles, rattles, etc. Ball playing on Shabbos - inflatable balls: muktzeh. Putting pictures into a picture album. Building models that last. Games with springs. Tree climbing, or any other usage of a tree on Shabbos. Bicycles and tricycles. Legos and similar blocks. Bead-necklaces, puzzles, Scrabble, board games, keeping score. Putting things and toys away. Having races, playing tag and exercising. Wearing appropriate clothing, even during play. Card games and the associated problems with sorting.