21 — 30

Figure D.23. The child's colour preferences. Preferred (fig. 1, 3, 5, 7) and refuted (fig. 2, 4, 6, 8)

Fig. 1. An orange flower made of velvet
Fig. 2. A green flower made of velvet
Fig. 3. A pink flower made of paper
Fig. 4. A pale blue flower made of paper

Fig. 5. A red button
Fig. 6. A greenish-blue button
Fig. 7. A yellow hat
Fig. 8. A green hat


Figure D.24. Independent structures made by the child in imitation of an airplane

Fig. 1. Roody in (1 y. 8 m. 14 d.) having put one hrick on another says gh (airplane)
Fig. 2. Roody (age 1 y. 9 m. 5 d.) on having put one bisquit on top of another said gh (airplane)
Fig. 3. A bent wire found by the boy
Fig. 4. The same wire bent by the boy termed airplane (age 2 y. 2 m. 9 d.)
Fig. 5. Twigs found by the boy (age 1 y. 11 m.)

Fig. 6. The same twig bent by the boy termed gh (airplane)
Fig. 7. Wheel pierced by pencil called gh (airplane) (age 1 y. 7 m. 10 d.)
Fjg. 8. Feather placed on lop of stick colled gh (airplane) (age 1 y. 8 m. 6 d.)
Fig. 9. Wooden chick perched on pencil called gh (airplane) (age 1 y. 10 m. 11 d.)


Figure D.25. Samples of scribblings of chimpanzee and human child

Fig. 1. Scribbling of Jony — first stage of drawing
Fig. 2. Scribbling of Roody. First stage of drawing

Fig. 3. Scribbling cf Jony, — second stage
Fig. 4. Drawing of Mother by Roody at the age of 3 y. 0 m. 8 d..