Links & Tools

On-line Dictionaries

On-line dictionary of linguistic terms: http://www2.let.uu.nl/uil-ots/lexicon/
On-line etymological dictionary: http://www.etymonline.com
Oxford English Dictionary (with definitions, pronunciation and etymological information): https://en.oxforddictionaries.com/
On-line dictionary of English affixes: http://www.affixes.org/
Online dictionary for slang words, memes & emotes: https://www.slanglang.net/
List of abbreviations for slang words: https://www.slanglang.net/abbreviations/
Dictionary of Psychology: https://dictionary.apa.org/ (Note: This is not a linguistic dictionary, but you can find definitions for statistical terms, as well as for psycho-linguistics and language acquisition).

Excellent collection of links for all matters re. linguistic experiments: http://www.uni-potsdam.de/prim/labs-experiments/resources-software-databases.html
Exhaustive repository of data, materials and methods for research on second language acquisition:http://www.iris-database.org/iris/app/home/index
Demonstrations of psycholinguistic methods:http://www.intro2psycholing.net/experiments/expt_index.php

LexTALE, a quick online test of vocabulary knowledge for medium to highly proficient speakers of English (or German or Dutch) as a second language: http://www.lextale.com/index.html
Quick German placement test by the Goethe Institute:https://www.goethe.de/de/spr/kup/tsd.html

Questionnaires for use with adult L2 learners (you will likely shorten the questionnaires)

Open-source software for statistics:

A website for surveys which is free to use for Braunschweig students: https://www.umfrageonline.com/students
A website for surveys with unlimited free use for academic research: www.soscisurvey.de
A server-based survey package for free: www.limesurvey.org
A commercial survey tool with limited free options: www.surveygizmo.com