In the early years these are just toys. But these can be fun introduction into mathematics.
The shapes toys are good for constructing and deconstructing shapes, making patterns, counting.
Popsicle sticks are used for so many things like making bridges, using it as stirrer, it can be used for counting.
Tower of hanoi can be played in the toy with wooden discs.
Abacus for playing for toddlers but it can also be used for addition, subtraction, multiplication, division.
The clock toy for learning to tell time, once they are little older.