the basic mood of a room. they cover the wall or ceiling of a room and thus determine the direction of the following furnishings. wall panels are available in a wide variety of materials. each has its own individual properties such as sound-absorbing or mirrored - original decors give the special optical...
, is communication at a distance using light to carry information. it can be performed visually or by using electronic devices . the earliest basic forms of optical communication date back several millennia, while the earliest electrical device created to do so was the photophone , invented in . an optical...
botany model electronics general physics geography & working models math lab abacus place value allotting base ten block board game circle cubes date & finance fractions geometry items identities maths kit maths theorems measurement number concept number crunching pattern block time trigonometry optical...
botany model electronics general physics geography & working models math lab abacus place value allotting base ten block board game circle cubes date & finance fractions geometry items identities maths kit maths theorems measurement number concept number crunching pattern block time trigonometry optical...