Get the 100 Piece Mega Bloks First Builders Block Set, listed at $24.99, falls to $11 at ToysRUs.com. This is the best price we could find by at least $4. There are two color set selections to choose from. They are recommended for kids twelve months and older. In-store pickup is free. Standard shipping is $5.99 but free with $19. Sales tax is charged in most states.