Subject

Science lessons

Discover interactive science lessons that make biology, chemistry, physics, and earth science accessible and engaging. Viafocus lessons use hands-on questions to reinforce key concepts and encourage scientific thinking.

Beginner
ScienceGrades 4, 5, 6

The Last Wolf

15 min

VViafocusOfficial Viafocus lesson4.0
Beginner
ScienceGrades 4, 5, 6

The Hungry Season — How does natural selection actually work?

21 questions · 13 min

VViafocusOfficial Viafocus lesson3.0
Beginner
ScienceGrades 3, 4, 5, 6

Uphill Water — How does a canal lock work, and how does a boat go up a hill?

13 questions · 10 min

VViafocusOfficial Viafocus lesson
Beginner
ScienceGrades 4, 5, 6

Wake the Needle — What is a magnet, and how does a compass work?

26 questions · 15 min

VViafocusOfficial Viafocus lesson
Beginner
ScienceGrades 4, 5, 6

Mud & Glow - Why does mixing paints make brown but mixing lights make white?

12 questions · 12 min

VViafocusOfficial Viafocus lesson5.0
Beginner
ScienceGrades 4, 5, 6

Six Nights — Why do you have to finish your antibiotics even when you feel better?

11 questions · 9 min

VViafocusOfficial Viafocus lesson3.0
Beginner
ScienceGrades 4, 5, 6

Catch the Fall — How do you balance on a bicycle?

26 questions · 15 min

VViafocusOfficial Viafocus lesson
Beginner
ScienceGrades 4, 5, 6

Nobody Leads — How do thousands of birds fly in one flock without crashing?

12 min

VViafocusOfficial Viafocus lesson
Beginner
ScienceGrades 4, 5, 6

The Lunch Rush — What is a bottleneck, and why does one slow spot hold up the whole queue?

13 questions · 10 min

VViafocusOfficial Viafocus lesson
Beginner
ScienceGrades 4, 5, 6

Räkna åskan — hur långt bort är blixten?

10 questions · 8 min

VViafocusOfficial Viafocus lesson5.0
Beginner
ScienceGrades 4, 5, 6

The Wait — How does radar work, and how does it find a plane nobody can see?

29 questions · 16 min

VViafocusOfficial Viafocus lesson
Beginner
ScienceGrades 4, 5, 6

Hide the Moth — How does natural selection work?

16 questions · 12 min

VViafocusOfficial Viafocus lesson

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Frequently asked

What science subjects can I learn on Viafocus?

Viafocus covers biology, chemistry, physics, earth science, and environmental science. Lessons range from introductory concepts to advanced topics.

Do the science lessons include experiments or simulations?

While Viafocus focuses on interactive question-based learning, many science lessons include visual diagrams, scenario-based questions, and real-world applications that reinforce experimental thinking.

Can teachers assign science lessons to their students?

Yes. Teachers can share lesson links directly or use the Viafocus classroom tools to assign lessons and track student progress.

Science lessons on Viafocus span biology, chemistry, physics and earth science, from single-concept warm-ups to full investigation arcs. Run one live with the class or set it as homework — students answer as they go and see where their reasoning held up.