1 These are research materials that are necessary to perform research. 2  All inventions, discoveries and knowledge can become research tools. 3  Universities and public research institutions have many resources that can be considered research tools.
Waldo, Kansas. Waldo is a city in Russell County, Kansas, United States. As of the 2010 census, the city population was 30. Contents.
14 Facts About Where's Waldo? The objective of each Where's Waldo? book is simple enough: comb through the crowds of people to find Waldo, who's always decked out in his trademark red and white striped sweater and glasses. But simplicity isn't on creator Martin Handford's agenda.