Concrete Mixers

Rebecca Pettiford

ኦገስ 2019 · Bellwether Media · በDana Fleming የተተረከ

ስለዚህ ኦዲዮ መጽሐፍ

A drum and a chute make a concrete mixer unique from other construction equipment. The first part has a spiral-shaped inside for mixing concrete. The second part shoots concrete out of the machine. Beginning readers will want to turn the pages of this title about concrete mixers!