Books in Let's Investigate. Plants series

Introduces all kinds of maps including weather, topographic, road, and undersea; and explains such terms as scale, projections, symbols, latitude, and longitude.

Describes the history of orchids, various types of this exotic flower, and how they are cultivated

A LET'S INVESTIGATE mathematics title which looks at circles. Full colour illustrations supplement the text, whilst puzzles, games and projects illustrate individual areas. The roots of words are explained, and the origins of theories and formulae are described.

These books provide a thorough and enjoyable introduction to math. The reader is encouraged to discover basic concepts through a combination of investigation, hands-on activity and theory. In many cases these activities are based on practical projects; in others the reader is encouraged to develop problem-solving strategies.

Describes the history and development of cacti, different species, their habitats and some of their uses.

A LET'S INVESTIGATE mathematics title which looks at quadrilaterals. Full colour illustrations supplement the text, whilst puzzles, games and projects illustrate individual areas. The roots of words are explained, and the origins of theories and formulae are described.

Explores the world of shapes and how they can be drawn, measured, and used in various activities

Briefly describes different herbs, their cultivation and various uses

An introduction to maps and scale drawings explains how they can be used in various activities

Describes different kinds of wild flowers, where they grow, and efforts to protect this special part of nature

Discusses how to round numbers and estimate the cost of meals

These books provide a thorough and enjoyable introduction to math. The reader is encouraged to discover basic concepts through a combination of investigation, hands-on activity and theory. In many cases these activities are based on practical projects; in others the reader is encouraged to develop problem-solving strategies.