Here!
Test your knowledge with numbers from 100 to 1000
http://www.softschools.com/quizzes/spanish/numeros_del_100_al_1000/quiz1720.html
If you would like to try some online tools for your presentation, here there are some interesting ones I have come across:
A map marker
http://bighugelabs.com/map.php
Online poster making
http://edu.glogster.com/
Animations, video style (as in showing pictures as if they were a presentation)
https://animoto.com/features
