The Viafocus library
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Beginner
OtherGrades 4, 5, 6, 7
Five Ways to Lift a Piano
15 min
VViafocus
Beginner
OtherGrades 4, 5, 6
Two Stickers — Is 50% off then 20% off really 70% off?
11 questions · 8 min
VViafocus
Beginner
OtherGrades 4, 5, 6
Glasmästarens fönster — hur stor del av figuren är färglagd?
11 questions · 12 min
VViafocus
Beginner
ScienceGrades 4, 5, 6
Räkna åskan — hur långt bort är blixten?
10 questions · 8 min
VViafocus5.0
Beginner
OtherGrades 4, 5, 6
Heartbeat Boat — Why do rowers need a drummer?
12 questions · 8 min
VViafocus5.0
Beginner
TechnologyGrades 4, 5, 6
The Mind Reader — How can a machine predict what you will do next?
11 questions · 12 min
VViafocus
Beginner
MathematicsGrades 4, 5, 6
The Last Slice — How does "I cut, you choose" work, and how do you split something fairly?
13 questions · 12 min
VViafocus5.0
Beginner
TechnologyGrades 4, 5, 6
Ghost Jam — Why do traffic jams happen with no crash?
14 questions · 7 min
VViafocus
Beginner
OtherGrades 4, 5, 6, 7
Half a String
16 questions · 12 min
VViafocus
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
VViafocus
Beginner
Language ArtsGrades 4, 5, 6
Utanför bilden — hur kan en bild ljuga? Källkritik för åk 4–6
27 questions · 14 min
VViafocus
Intermediate
ScienceGrades 5, 6, 7, 8, 9
The Showcase
12 questions · 12 min
VViafocus5.0