4M Kidz Labs Green Science Enviro Battery

LED - Light Emitting Diode - a small light source

Copper - A metal element with a chemical formula of CU. A excellent conductor of electricity and heat.

Zinc - A chemical element, a silver metal. Corrosion resistant. Combined with Copper makes Brass

Battery - A device used for the storage of electricity

Plastic - A generic term for a synthetic product used in the manufacture of products

water - A chemical substance. Chemical formula H2O.

Mud - A combination of water and soil/clay/silt. Oftern brown in colour

Earth - A planet third from the sun. Similar size to Venus but rich in water and complex life.

LED - Light Emitting Diode. A bulb that is very efficient at producing light. Often small.

Experiment - A procedure that is undergone to clarify facts and discover new unknown facts

Instructions - An informative direction to take.

Voltage - A measurement of volts.

An exciting online retailer of toys, games and puzzles, Mail Order Express features well known brands such as Fisher Price and Hasbro and children's favourites including Barbie, Bob the Builder, Disney, Fireman Sam, Sylvanian Families and Hello Kitty. Toys include action figures, vehicles, dolls, electronic pets, jigsaws, puzzles and playsets. As well as toys, they feature delightful arts and crafts sets by brands such as Hama Beads and Fashion Angels and learning and development tools, from chemistry sets to learning to write sets. A range of children's furniture is also available. The website is easy to navigate with several filters, making the quest for the perfect gift easy. With discounted products, a team of professionals offering expert customer service and a range of delivery options, Mail Order express is the simple way to buy all kinds of toys, games, crafts and accessories.