Stackable fabric baskets. A whole set of them, in bright colors, not as educational as the blocks with the periodic table she has, but cheerful and maybe it'll help her learn about colors. She, of course, is the cute little granddaughter who has just started putting things inside of other things.
The pattern for the baskets can be found here.
And then, just for some light relief, I tried these:
Cute, right? Almost cuter than a bug? Three inches tall and cleanly finished on the inside. I learn something new every time I try an older project again.