books by subject
Nature References

Developing Science: Year 4: Developing Scientific Skills and Knowledge

Extreme Science: Pets Parents Hate: Animal Life Cycles

Human: The Definitive Guide to Our Species

The Monocle Guide to Better Living

My Body (Oxford First Encyclopedia)

Reptiles (Eye Wonder)

Human Body (Eye Wonder)

The British, European and African Birds, New Encyclopedia of: An illustrated guide and identifier to over 550 birds, profiling habitat, behaviour, nesting and food

Wild Animals (Ripley's Believe It or Not!)

Alpha, Bravo, Charlie: The Complete Book of Nautical Codes

Cats

Complete Irish Wildlife: Photoguide

DK Eyewitness Guides: Shell

Dictionary of Energy

Dogs: Identification Guide

OXFORD A-Z SCIENCE (The Oxford Children's A-Z Series)

Birds of Britain and Europe

Arctic Tundra And Polar Deserts

How To: Absurd Scientific Advice for Common Real-World Problems from Randall Munroe of xkcd

Kingfisher Field Guide to the Birds of Britain and Europe (Kingfisher field guides)

Encyclopaedia of Plants for Balcony and Garden

Garden Wildlife of Britain and Europe

Human Body Encyclopedia (Dk)

The State of the World Atlas

Animal Atlas

A Dictionary of Geography (Oxford Paperback Reference)

Guide to Bees, Wasps and Ants

Dictionary of Environmental Science and Technology

Knowledge Encyclopedia Earth!: Our Exciting World As You've Never Seen It Before
