A science book about basic machines; how they work and how we use them.
A science book about different machines that help us cook food.
A science book about how we change to achieve what we need.
What does the mighty machines do to help people made a building?
One wrong move can spell disaster. Yet, Submariners love their work! Journey under the sea and find out why?
Buku ini merupakan buku panduan orangtua mengenalkan peralatan kerja kepada anak