Early Forms of Communication
Lesson preview: the Mini Lesson and Vocabulary are open to everyone. Guided practice, exercises, the parent checklist and the printable PDF worksheet come with full access (free 7-day trial or membership).
Learning Objectives
- 1Name the five major milestones in human communication
- 2Place the five milestones in chronological order from oldest to newest
- 3Explain the problem each new breakthrough solved
Mini Lesson
One of the most human things we do is communicate — sharing our thoughts, stories, warnings, and discoveries with one another. The history of communication is a story of brilliant problem-solving, stretching from prehistoric caves to the global internet we use today.
1. Cave drawings (prehistoric — 40,000+ years ago)
- The earliest known form of human communication, painted onto cave walls using natural pigments made from earth, charcoal, and animal fat.
- Depicted animals, hunting scenes, and hand prints — messages left for others about the world around them.
- Famous examples: Lascaux Cave in France, Altamira Cave in Spain.
2. Writing systems (around 3500 BC)
- The Sumerians of Mesopotamia developed one of the earliest writing systems — cuneiform — pressing wedge-shaped marks into clay tablets to record trade, laws, and stories.
- Ancient Egypt developed hieroglyphs — picture-symbols written on papyrus scrolls and stone.
- Writing allowed people to communicate across distances and preserve ideas for future generations for the first time.
3. The printing press (~1450)
- Johannes Gutenberg's movable-type printing press meant books could be produced quickly and cheaply for the first time.
- Before the press, books had to be copied by hand — only the very wealthy or the church could afford them.
- After the press, ideas spread across Europe within weeks instead of years.
4. The telephone (1876)
- Alexander Graham Bell's telephone allowed a human voice to travel as an electrical signal through a wire — for the first time, people could have a real-time spoken conversation with someone far away.
- Within decades, telephone networks linked homes, cities, and eventually countries.
5. The internet (1990s onward)
- Developed from military research networks in the 1960s, the internet became available to the public in the early 1990s with the creation of the World Wide Web by Tim Berners-Lee.
- The internet connects billions of people instantly — email, video calls, social media, and search engines all depend on it.
- It is the fastest and most far-reaching communication breakthrough in all of human history.
Ask yourself: "Why was each new form of communication a breakthrough? What problem did it solve that the previous one could not?"
Unlock the full HSEA system for 7 days.
Add your first kid profile and your 7 days start: every lesson in every grade, saved progress for each child. Nothing to set up, no card required, nothing to cancel.
- ✓ All 1,680 lessons, Grades 1–6, every subject
- ✓ Profiles + saved progress for every kid
- ✓ Printable lessons with answer key