frange(), a range function with float increments (Python recipe) by Dinu Gherman ActiveState Code (http://code.activestate.com/recipes/66472/) Sadly missing in the Python standard library, this function allows to use ranges, just as the built-in function range(), but with float arguments. All thoretic restrictions apply, but in practice this is more useful than in theory.
When I worked at a daycare we would have bike day during the summer when kids, aged 3-5, could bring in their bikes and ride them, most of the kids were on big bikes with training wheels and a few of the 4-5 year olds were without training wheels.
12 months. Your toddler may be able to take her first supported steps while holding on to your hands (Sheridan 2014). 11 to 14 months. The first exciting solo steps may be taken, though it's normal for toddlers to walk any time between nine months and 17 and a half months (Sheridan 2014).