number spider (missing a couple of legs).great way to work on decomposing numbers.the beginnings of distributive property. Older kids can use larger numbers using quick pic of tens and ones and/or more than 2 addends. Hmmm I can adapt this!
prince & co.: The Trading Game: Money Style.Race to a Quarter. This game is VERY simple but powerful for the kids because it helps them to make those connections that 5 pennies = 1 nickel, 2 nickels = 1 dime, etc.