We used many tools:

to create online games

http://en.educaplay.com

to draw using your mouse

http://www.tuxpaint.org

to write on common pads:

https://padlet.com

to create word clouds:

https://tagul.com

https://wordle.com

to make comic strips 

http://www.makebeliefscomix.com  

http://www.bitstrips.com/create/comic/   

http://www.toondoo.com

to create crosswords, word search, Bingo cards and many other learning stuff

http://www.toolsforeducators.com 

to create storytales

https://storybird.com/

 

to record tutorials

http://screencast-o-matic.com/

to share tutorials

http://www.youtube.com

to create ebooks

http://www.calameo.com