Thanks Rachel for pointing out this cool growth chart from WallCandy. Available at blackwagon $84 Chart your growth and measure your friends with WallCany Arts Growing Tree Growth Chart! Use the many squirrels and acorns to mark the different heights, or outline your head. So many importand things can be done with a growth chart. Each kit includes a 5.5 foot growth chart, 16 squirrels, and 25 little acorns. Chalk is included.