Subjectastronomy2body and care0code0drinks0food0language1maths4music0science7signals0sport0units0vehicles0
PHASES OF THE MOON
eight phases · a full cycle of 29.53 days
$1.50
THE SOLAR SYSTEM
eight planets · size, distance, year and day
Free
ENGLISH ALPHABET
26 letters · 5 vowels · 21 consonants
$1.50
THE CLOCK FACE
two hands, twelve numbers — how to read the time
$1.50
NUMBERS 1 TO 100
the hundred chart · primes picked out in colour
Free
MULTIPLICATION TABLE
1 to 12 · colour intensity = size of the product
Free
ROMAN NUMERALS
seven symbols · ones, tens, hundreds · years
$1.50
THE VERTICAL PLANET
from the Challenger Deep to the summit of Everest · one scale, nothing compressed
$1.50
MAMMALS IN TIME
from the first synapsid to us · 320 million years on one axis
Free
VERTEBRATES IN TIME
when each group appeared · five hundred million years on one axis
Free
BASIC PHYSICS FORMULAS
fifteen formulas · every letter explained beneath it
Free
ANIMALS
the main branches — from comb jellies to chordates · who is actually related to whom
Free