Rod Rammage has developed a cute little story to help teach children the basics of the metric measuring system. Rod’s book, Caveman Teach Children Metric System of Systems International (SI) Units, is much more than just an educational book. It is also a coloring book,...

Caveman Teach Children Place Value Coloring Book: Math (Caveman Educational Children's Books) by Rod Rammage introduces Place Value to children. As children need early exposure to math concepts, Rammage produced this entertaining coloring book to help them understand Place Value. He developed a caveman voice...