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Identifies over 125 commonly
found rocks and minerals
Rock Identification
Computer
$1277
First test to see if rock shines like metal or has a non-metallic
luster. Test for hardness with brass and steel rods. Find true
color by drawing rock across streak plate. Use balance mech–
anism, specimen pan and plastic cup of water to measure
specific gravity. Program data into computer, t hen push
down lever. Card is released to identify rock. Molded plastic.
About 12'hx6x10 inches high. Includes 48 cards, 10 rocks.
49 N 24077-Shipping weight 5 lbs. 5 oz......... Set $12.77
100-piece Flock
and Mineral Set
Common as well as rare specimens.
100 specimens are mounted into 8
classifications. Removable for test–
ing.
"A
to one inch in size. Instr.
49 N 24075-Wt.
2
lbs .. Set $8.99
Geology
11 . .
48-piece
Rock Collection Set
A wide variety of rocks and minerals
for study. No previous knowledge of
subject needed. 48 mounted specimens
1 to l
1A
in. size. Study manual included.
49 N 24076- Wt. 1lb. 10 oz.. .Set $'6.99
Six·in·one
Science Kit
$496
without
batteries
Make a horseshoe magnet, a sole–
noid .. more with electro-magnet –
ism kit. Experiment with jet pro–
pulsion, electro-chemistry, electric
motor, and mechanical physics
kits. All kits made of plastic and
metal. Uses 4
"D"
batteries. Order
package below.
49N24084-Wt. 1 lb. 5 oz. Kit $4.96
"D"
Batteries. Package of 6.
49N8405-Wt. 1lb. 8 oz. Pkg. $1.49
LEARN BY BUILDING THESE ANATOMICAL KITS
504
Sears
"~~t~
Visible Man
or Woman Kit
$4 77
each
Build 16-inch scale model
of man or woman. T rans–
parent "skin" lets you see
bones, muscles, nerves,
digestive and circulatory
systems. All pieces are
plastic . . easy to take
apart and reassemble.
Illustrated instruction
manual and base included.
These kits are for ages
10
and up. Shpg. wt. each 1
lb. 12 oz.
(1) 49 N 24045 .... $4.77
(2) 49 N 24078 . . . . 4.
77
Life-size
Human Heart Kit
$249
Plastic replica of a human
heart. Finished sections
hinged for easy viewin g
of inner chambers, valves,
veins, arteries. Parts
identified by numbered
decals and chart. Flesh
color. Finished model is
11
inches high on stand.
Illustrated booklet. Ages
10 and up.
Shpg. wt. 14 oz.
49 N 24074 . . .. . . . $2.49
Skeleton Kit .
all 206 bones
Learn names of bones
and what they do.
Finished model stands
15 in. high on display
\
stand. Finished model
~
\l
hangs on wire between
_
f~
'.".
illustrated and des–
;/
,~I
:
criptive panels t hat
f ·,
-:-·
explain skeletal sys–
'; I
I
t
tern. Glows in dark
l,
1
! ·
when exposed to light.
l
I
Styrene. Instructions
"-
included. Ages
9
and
up. Shpg. wt. 1 lb.
4
...."
-
49 N 24046 Kit $2.19
4 times life-size
Human Eye Kit
Plastic model
4
t imes
bigger than life size,
so you can see even
the smallest nerves.
Parts identified by
numbered decals and
chart. Includes illus–
trated booklet to
explain how human eye
- works. 8 inches long,
9
in. high on display
stand. Ages 10 and up.
Shpg. wt. 14 oz.
49 N 24083 .. .. $2.49
Human Skull Kit
glows in the dark
Real-looking plastic rep–
lica is same size as a
real skull .. has similar
texture. Detailed in–
side and out, featuring a
removable skull cap and
spring action lower jaw.
Illustrated assembly in–
structions, display stand
included. Ivory color.
About 8 inches high.
Ages
i.O
and up.
Shpg. wt. 1 lb.
1
oz.
49 N 24047 ........ $2.49
Visible
Dissecting
Frog
$149
Plastic replica in–
cludes all organs,
from skeleton to skin,
of female leopard frog
(8x7x3'h inches high).
Put together then
take apart.
All
plastic.
Tweezers, lilly pad,
description booklet
and illustrated in–
structions included.
Ages 10 and up.
Shpg. wt. 13 oz.
49 N 24079 .. .. $1 .49