Amazon offers Prime members the Fisher-Price Baby's First Blocks and Rock-A-Stack Bundle, model no. BJT80, for $11.99 with free shipping. (Non-members can spend $49 to qualify for free shipping; otherwise, shipping costs $6.59.) That's tied with our December mention and the lowest total price we could find by $5. Baby's First Blocks comes with five shapes to sort, and the Rock-A-Stack includes rings to stack.