Amazon offers Prime members the IONIX Jr. PAW Patrol Adventure Bay Block Set for $16.24 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.85.) That's the lowest total price we could find by $8. It includes 70 IONIX Jr. construction blocks and one storage bag.

Orders placed by December 22 are guaranteed to arrive in time for Christmas via Prime shipping; otherwise, choose Standard shipping and place your order by December 19 for guaranteed delivery.