Amazon offers its Prime members the Mega Bloks First Builders 1-2-3 Count 30-Piece Set
, model no. DCH37, for $7.96
with free shipping
. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.31.) That's a slight drop from our October mention and the lowest total price we could find now by $8. This set features over 50 number blocks to count, add, and subtract and comes with a PVC-free tote bag.