Amanda Jane Creations
PlayGround Graphics for playground markings, school playground games including maze, snakes and ladders, hopscotch, wall murals, mural boards
http://www.amandajanecreations.co.uk/

The Pedosphere and Its Dynamics: A Systems Approach to Soil Science
Online reference book. It explains aspects of soil science e.g. function of soil, soil profiles, soil texture, soil formation, organic matter and the interactions between soil and the air and water.
http://www.pedosphere.com/

Advance Traffic Markings
Advance Traffic Markings (ATM) is a manufacturer of preformed pavement marking tapes. ATM highway marking tapes provide excellent reflectivity and long-lasting performance under any conditions. Lead-free ATM highway marking tapes are avaiable in multiple grades to meet the widest range of traffic marking needs.
http://www.trafficmarkings.com

Introduction to Soils
Lectures about soil surveys, soil texture, soil acidity and soil fertility. Information about liming, fertilization and soil testing with particular reference to forestry.
http://syllabus.syr.edu/esf/rdbriggs/for345/syllabus.htm

Soil Micromorphology
Sites of interest, books and events related to soil observation at the microscopic scale. Soil Science Society of America, Soil mineralogy div (S9)
https://www.soils.org/divisions/s09/micromorph/

Introductory Soil Science
Lectures and Laboratory Units of the Soil Sciences Courses at the University of Minnesota. Influences on soil fertility are explained and simple soil tests are described.
http://www.soils.umn.edu/academics/classes/soil2125/doc/labunts.htm

Soil
Index and introduction to our large soil section.
http://www.seafriends.org.nz/enviro/soil/

Advanced Soil Genesis: Soil Morphology and Classification
A short introduction to soil morphology (description) and a presentation of the 12 soil orders (US) and their genesis. University of Arizona, Soil, Water and Environmental Science, Craig Rasmussen.
http://ag.arizona.edu/classes/swes541/Lectures/swes541_1_basic_concepts_2.pdf

UK: United Kingdom soil classification system
A short introduction to UK soil classification system. Soil characteristics and soil classes. SoilsWorldwide (National Soil Resources Institute Cranfield University)
http://www.soilsworldwide.net/index.php/United_Kingdom_soil_classification_system

ELE International Ltd
Environmental monitoring and testing equipment for weather, water, soil and agronomics from ELE International
http://www.ele.com/env/int/index.htm