Concrete: From the Ground Up Tots_Gift_Guide Harper takes a trip to

Harper takes a trip to get away from it all

But first he must establish whether he is looking for a murderer or a double-murderer

One thing he knows for sure: a peace summit is the ultimate stage for an assassination

a colorful sticker sheet and removable sticky note insert

while discovering that the best Christmas present of all is the gift of being together

Concrete: From the Ground Up Tots_Gift_Guide Harper takes a trip toA stylish, eye opening, utterly engaging, and often wry look at one of the marvels of the material world, from the ground up. From a lowly mixture of stone, sand, water, and cement have sprung sidewalks, streets, and skyscrapers, sturdy lighthouses and magnificent palaces, long bridges and massive dams. In ancient building practices, in modern engineering, and in the architecture of the future, humble concrete plays a mighty role in the creation of