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A demo based on the Balloon Analogue Risk Task. Participants pump a balloon and try to cash in a prize before the balloon pops. Generally used as a measure of risk taking and decision making.

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N-back Alpha 3

In this experiment participants are required to respond whenever the stimulus (square) location matches its location the previous trial (N-back-1). N-back-2 trials involve responding whenever the location of the square is the same as its location 2 trials before. This task is based on Kirchner (1958) experiment.

In this task participants are required to memorise and recall number series in order. Participants start out with three 3-digit sequences. If participants correctly recall 2 out of 3 three sequences, they progress to 4-digit sequence trials and so on. If participants respond incorrectly on 2/3 trials the experiment terminantes. This experiment is based on the original digit span experiment by Jacobs (1887).

Simple Corsi blocks task.

In this task, participants are required to judge whether a string of letters is a word or a non-word. This experiment is based on Meyer & Schvaneveldt (1971) experiment.

Tarea 1-back de imagenes eróticas (heresexuales)

Tarea 1-back de imágenes restaurativas.

Tarea stroop donde se presentan imágenes y una palabra de nomina a otro elemento de la misma categoría semántica que lo que se presenta en la imagen.

A forward and Backward Digit Span test for Working Memory The test adapts to participnts' answers and a score is calculated following Woods et al. (2012)

The numerical Stroop (Henik and Tzelgov, 1982).

A basic mental rotation task.

Alternate between finding targets in two sequences.

An embedded html demographics form (online only) using iFrame code shared by @arnon_weinberg. The responses are saved to the data file as expInfo variables, which means that they will appear on every line of the data if the form is placed first.

testing to see how real-time mouse position collection could work

A customizable and extendable change detection experiment written in Psychopy. Designed for the desktop.

In this task participants are required to sort the presented cards based on a rule. The rule is unknown to the participants, however they receive feedback whether their answer was correct. The rule changes after certain amount of trials. This experiment is based on Grant & Berg (1948) experiment.