Extended Automatic Pointing Assistive Program--a pointing assistance program to help people with developmental disabilities improve their pointing efficiency.

Two children with developmental delays tried a computer program called EAPAP. The software smooths and steers the mouse cursor so tiny hand motions land on target icons.

Researchers used a multiple-baseline design. They tracked how fast and how accurately each child could click on pictures before, during, and after the program was turned on.

Both kids clicked faster and missed less as soon as EAPAP was active. Their better aim stayed even when the help was turned off later.

In short, the program taught steady, efficient pointing that lasted.

Shih et al. (2009) built a $10 mouse-wheel switch so kids with almost no movement could thumb-poke for music. Both studies twist everyday mice into assistive tools, but the 2009 paper used the wheel as a button while the 2010 paper uses software to guide the pointer.

Novack et al. (2019) showed a tablet app can teach receptive language in four weeks. Like EAPAP, the gains stuck after the device was put away. Together the trio hints that well-built software gives skills that stay.

Timberlake et al. (1987) also used a multiple-baseline design to test prompting sequences. Their older work proves the design itself is solid for spotting real change in developmental disabilities.

If a client struggles to click or touch small icons, turn on cursor assistance before you spend hours on hand-over-hand practice. One free download can cut missed clicks, build confidence, and still let the skill survive when the help is faded. Try it during computer-based DTT or leisure games and watch the success rate climb.