Administration: Individual. The DAB-4 is a revision of one of the most popular individual achievement tests available. Its 8 subtests identify studentsâ strengths and weaknesses across important areas of school achievement. A supplemental manual shows how to probe student responses to obtain information about studentsâ thinking processes and problem-solving strategies.
In 1992, the first evidence of a planetary system other than our own was discovered, orbiting the pulsar PSR B1257+12. Three years later, 51 Pegasi b, the first extrasolar planet around a Sunlike star, was discovered.
 With the invention of telescopes, other planets were later discovered.  Neptune was discovered on September 23, 1846, but was mathematically predicted much earlier.  Pluto, although now a dwarf planet was discovered in 1930.o country discovered all the planets. The five classical planets,  Mercury, Venus, Mars, Jupiter, and Saturn, have been known to many  cultures for thousands of years. Nico â¦ laus Copernicus, the first to  propose that Earth was a planet, was from Royal Prussia, now part  of Poland.