Table 2 Stimulus Sets of Experimental Tools Used for Each Child
| form of provision | Set 1 | Set 2 | Set 3 | Set 4 |
| Child A | Picture | Scarf | Antenna | Wooden Clogs | Light Bulb |
| Golf Club | Pliers | Crutches | Clip |
| Tablet PC | geo-mun-go | Spray | Whisk | Parachute |
| Water Wheel | Shaker | keyboard | Fireworks |
| Child B | Picture | Antenna | Wooden Clogs | Magnifying Glass | Mobile |
| Stamp Pad | Golf Club | Hahoe Mask | Scarf |
| Tablet PC | Harp | geo-mun-go | Spray | Wiper |
| Parachute | Water Wheel | Fireworks | Shaker |
| Child c | Picture | Spatula | Chandelier | Light Bulb | Magnifying Glass |
| Dumbbell | Crutches | Clip | belt |
| Tablet PC | Water Wheel | Fireworks | keyboard | Parachute |
| Windmill | geo-mun-go | metronom | Juicer |