Object

Shape

Softness

Sound/Smell

Characteristics

(a) High-hat cymbals

Disk

Hard

Sounds (depending on objects by hitting surface)

Surface on top is smooth.

(b) Snare drum

Cylinder

Surface on top is smooth. Snare drum has shallower trunk than floor tom.

(c) Floor tom

Surface on top is smooth. Floor tom has higher trunk than snare drum.

(d) Apple

Sphere

Smells (depending on objects by aproaching them to use’s viewpoint)

Apple has large dents on top and bottom. Surface is smooth.

(e) Grapefruit

Grapefruit has dent on top. Surface is smooth.

(f) Peach

Peach has crevice along one side with large dent on top. Surface is smooth.

(g) Banana

Cylinder

Banana is thinner than snare drum and floor tom. Surface is smooth.

(h) Balloon

Ellipse

Soft

Sound of bursting

Surface is smooth. Balloon is burst and sound is output if user pushes it strongly.

(i) Gummy candy

Cube

Smell of strawberry (depending on objects by aproaching them to use’s viewpoint)

Corners are rounded. Surfaces are rough and textured. Gummy candy is harder than balloon.