Prehistoric Counting
Body-Based Counting Systems
Early Numeration Tools
Symbolic Use of Numbers
10

The oldest evidence of counting was found on this type of ancient artifact, dated over 20,000 years old and engraved with notches.

What is a bone?

10

Early humans often used this specific part of the body for counting due to its availability and simplicity.

What are fingers?

10

Aside from bones, early humans sometimes used these small, natural objects as counters.

What are pebbles or stones?

10

Many early cultures saw numbers not just as quantities but as symbols with this type of meaning.

What is spiritual or mystical meaning?

20

The need to track these two essential activities is believed to have driven early humans to create basic counting methods.

What are food gathering and hunting?

20

This anthropological term describes the process of using parts of the human body to represent numbers, a practice common in ancient times.

What is body-counting?

20

Early shepherds used a unique tally system to count their animals by matching each sheep with a small item, a technique called this.

What is one-to-one correspondence?

20

Prehistoric people likely attributed this specific significance to the number “1,” associating it with unity or singularity.

What is the concept of unity or oneness?

30

In prehistoric times, certain bones were notched to represent counts; this mathematical act is known by this term, where each notch likely stood for an individual item.

What is tallying?

30

Certain cultures extended body-based counting by using not only fingers but also this second body part, allowing for more complex counting systems.

What are toes?

30

Pebbles used as counting aids were an early form of counting tool that led to the Greek term for “calculation,” which is this.

What is calculus?

30

This number is often linked to the cycles of the moon and timekeeping in early cultures.

What is the number 28?

40

The Ishango bone, a significant prehistoric counting artifact, is attributed to a culture from this continent.

What is Africa?

40

Body-based counting was essential for cultures lacking a written numerical system, leading to systems based on numbers divisible by this specific amount.

What is five?

40

Ancient peoples sometimes used notches on sticks to keep track of quantities; this type of notched stick is called this.

What is a tally stick?

40

The number “2” was often symbolically tied to this concept in ancient belief systems, as it represented duality or balance.

What is duality or balance?

50

In prehistoric counting systems, a common object used for counting was the tally stick, typically made from this natural material.

What is wood?

50

Early counting on the fingers influenced the creation of base systems still used in modern counting, like base-10, often known by this other term.

What is the decimal system?

50

This term refers to the ancient counting stones that inspired the development of counting boards and eventually the abacus.

What are calculi?

50

Many ancient cultures viewed the number “3” as representing this powerful idea, often tied to nature and spirituality.

What is completeness or harmony?