[Reposted from Alexandra O Fradkin’s blog Musings of a Mathematical Mom]

## Numbers on a Line

## Measuring everything in sight!

## Functions in Kindergarten – A favorite

## Avoid Hard Work! – A book for problem-solvers of all levels (toddler to mathematician)

## Lots of fun with Tiny Polka Dot

## Conservation of fingers and toes

## Dots in a Square from Math Without Words