Presents detailed explanation of how to use the different key functions on a scientific calculator. Each function is accompanied by example problems with the steps for finding the solutions using the calculator. Includes diagram of...

A lengthy list of geometry terms arranged alphabetically. Includes labeled illustrations and definitions for each.

Step-by-step instructions accompanied by illustrations that demonstrate how to use a protractor to draw angles and to measure angles.

Find inspiration to learn everything you can about science and space in these quotes from celebrity scientist Neil deGrasse Tyson.

A comprehensive list of 2D shapes and 3D solids with everything from a triangle to a dodecahedron. Includes illustrations and short descriptions of attributes for each.

Looks at the composition and uses of three types of metal alloys - stainless steel, brass, and sterling silver.

Explains what an alloy is and lists common alloys along with their base metals.

Describes plants and animals that lived during the Ordovician Period, where it falls in the geologic time scale, tectonic activity happening then, the climate and environment, and extinction events.

Provides an overview of the Mesozoic Era, its time frame, geological and tectonic activities, the climate, plants and animals, and extinction events towards the end of this era.

Explains the importance of index fossils for the dating and chronology of events in the fossil and geological records. Discusses uses and examples of index fossils in the Cenozoic, Mesozoic, and Paleozoic Eras.

Explains what stromatolites are, their formation from colonies of cyanobacteria, their evolutionary importance, and where they can be found living today. Thrombolites are similar to stromatolites but form differently. They can also still...

Looks at the many devices used to measure angles in academic settings and in real-world settings.

Explains what mild steel is, their properties, and their uses.

Learn how magnets were discovered and some of their many uses.

Looks at the geological changes, climate, and flora and fauna of the Devonian Period.

The Jurassic Period falls within the Mesozoic Era. Read about geologic events that occurred then, the climate, and the plants and animals, including the many types of dinosaurs.

Presents interesting facts about fossils.

Describes four different kinds of fossils and how they form.

Suspension systems on a vehicle absorb the shocks from contact with a road while it is in motion. This article explains related terminology, how suspension systems work, the components, and the different types of suspension springs.