Talk to child about the time it takes to get from one town to another when you drive at different speeds. Have child practice reading the numbers on the odometer. Have child check odometer in the car to determine distances on a trip - starting point and ending destination. Have child find the differences between certain distances traveled. Find out how much farther you traveled on the first day than you did on the second day.
Older children can increase or decrease recipes.
Have child figure out how to cut a pizza, cake, pie, or sandwich for different numbers of people. Have child determine how much or how many of a grocery item is needed for the entire family, or how much is needed for a given recipe. Let child help with the shopping by checking and comparing prices, weights, and quantities. If available, allow your child to use the calculator on the shopping cart to keep track of how much money is being spent on groceries while you shop. Have child determine how much change you will receive once you've paid the clerk.