Dot, Line, Shape, Picture
Drawing complexity
Mercury, Venus, Earth, Mars
Distance from the Sun
Pencil, Crayon, Marker, Paintbrush
Art supply permanence
Mountain, Hill, Slope, Valley
Landform relation
Seed, Sprout, Plant, Tree
Growth stages
Note, Word, Sentence, Paragraph
Language unit
Dust, Sand, Pebble, Rock
Particle size
Kindergarten, Elementary, Middle, High School
Education levels
Scalpel, Stethoscope, Otoscope, Sphygmomanometer
Medical tool function
Spark, Flame, Fire, Inferno
Heat intensity
Seedling, Bush, Tree, Forest
Scale of growth
Cup, Bottle, Bucket, Barrel
Container size
Egg, Caterpillar, Chrysalis, Butterfly
Metamorphosis
Kale, Spinach, Swiss chard, Collard greens
Bitterness level
Ant, Mouse, Cat, Elephant
Animal size
Stream, River, Lake, Ocean
Water body size
Apple, Banana, Peach, Mango
Fruits
Book, Chapter, Page, Sentence
Organization (Book structure)
Sprint, Relay, Hurdles, Marathon
Race length
Drizzle, Shower, Rain, Storm
Rain intensity
Baby, Child, Teenager, Adult
Human life stage
Hammer, Screwdriver, Wrench, Pliers
Tool types
Second, Minute, Hour, Day
Time measurement
Rectangle, Parallelogram, Rhombus, Square
Shape complexity
Morning, Afternoon, Evening, Night
Time of day
Whisper, Talk, Shout, Scream
Volume level
Violin, Viola, Cello, Double Bass
Instrument size
Hamster, Rabbit, Cat, Dog
Size
Cell, Tissue, Organ, Body
Biological structure
Chick, Chicken, Hen, Rooster
Life stage