Free Instructional Applications

Articles under category: Free Instructional Applications.

Using LibreOffice/OpenOffice Impress in education

Slide presentation software, such as OpenOffice/LibreOffice Impress, is becoming very popular and useful in education whether in aid of traditional lecture method or as stand-alone learning module. Here, I presented tips on how your can make better presentation for your class.

[ No Comments ] Posted by Greten on 06 Sep 2013 under Free Instructional Applications

Using LibreOffice Impress slide presentation software in classroom

Graphing equations using open-source software KAlgebra

KAlgebra is a graphing calculator available as FOSS and can be downloaded through Ubuntu Software Center. It can graph in 2D: y = f(x) or in 3D: z = f(x,y). It has excellent features in 2D graphs but have plenty of rooms for improvement in 3D graphs.

[ No Comments ] Posted by Greten on 20 May 2013 under Free Instructional Applications

graph of z = 0.5 x sup 2 + 0.5 y sup 2

How to print a star chart from Stellarium?

One function Stellarium lacks is the capability to print the star chart on paper. The easiest way to print is to get the screenshot of Stellarium, embed it in word processor, and then print. However, we need to be sure that all visible celestial bodies on the time and place of stargazing will be visible in the map. We also need to consume less ink in printing Stellarium.

[ No Comments ] Posted by Greten on 03 May 2013 under Free Instructional Applications

Finished Stellarium chart

Stargazing sessions with Stellarium

One of the most intellectually stimulating activities in science lessons is the stargazing. Aside from telescope, the other important tool in a stargazing session is the starmap or star chart. Today, starmaps are mostly software programs and I would personally recommend the use of one particular program: Stellarium, a free and open source software star chart.

[ No Comments ] Posted by Greten on 03 May 2013 under Free Instructional Applications

Stellarium screenshot showing the position of stars and the constellations

Using Writer’s Record Change feature in essay checking

One excellent way of providing essay work to students is by asking them to submit a soft copy in Open Document Format Text (ODT) and do the proofreading and editing work using OpenOffice/LibreOffice Writer with Record Changes enabled. Your students can easily compare their original work with your revisions.

[ No Comments ] Posted by Greten on 03 May 2013 under Free Instructional Applications

libreoffice record change icon

LibreOffice vs OpenOffice: what’s the difference?

LibreOffice and OpenOffice looks and functions almost similar. They even have the same set of names for their programs: Writer, Calc, Impress, Base, Draw and Math. Allow me to clarify what’s the difference and what’s the connection between these two free and open source office suites.

[ No Comments ] Posted by Greten on 19 Apr 2013 under Free Instructional Applications

Logos of OpenOffice and LibreOffice

Formatting cell data in Calc part V: date and time

Part V of serial post about formatting cell data in OpenOffice / LibreOffice Calc. This post is about formatting date and time as seen in the cells. Format codes that are used in date and time is discussed extensively in this entry.

[ No Comments ] Posted by Greten on 13 Apr 2013 under Free Instructional Applications

London clock tower

Formatting cell data in Calc part IV: currency or money

Part IV of serial post about formatting cell data in OpenOffice / LibreOffice Calc. This entry is about formatting currency or money. The red and other color(s) formatting for negative numbers is also discussed in this post.

[ No Comments ] Posted by Greten on 13 Apr 2013 under Free Instructional Applications

coins and bills

Formatting cell data in Calc part III: percentage, fraction and scientific notation

Part III of serial post about formatting cell data in OpenOffice / LibreOffice Calc. This entry is about formatting cell data as fractions, percentages and scientific notations.

[ 2 Comments ] Posted by Greten on 13 Apr 2013 under Free Instructional Applications

a sliced cake representing fraction

Formatting cell data in Calc part II: numbers

Part II of serial post about formatting cell data in OpenOffice / LibreOffice Calc. This entry is about formatting numbers in general and the meaning of Format code made of zeroes and hashes. Also discussed are the different formats of thousands separator and decimal marker.

[ No Comments ] Posted by Greten on 13 Apr 2013 under Free Instructional Applications

an abacus, a useful representation of real numbers

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Free and open source software technology and internet usage guide for teachers and other professionals in the education sector