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➔ Discovery
Halcyon Apps
apps & games APKs
History of the Universe
★★★★★
★★★★★
(
4.17
/5)
2.0
‧
Education
Timeline of Human History
★★★★★
★★★★★
(
3.25
/5)
1.0
‧
Education
Scale of Water Depth
★★★★★
★★★★★
(
3.90
/5)
1.0
‧
Education
Deadliest Diseases
★★★★★
★★★★★
(
4.16
/5)
1.0
‧
Education
Scale of Value
★★★★★
★★★★★
(
4.18
/5)
1.0
‧
Education
Timeline of Inventions
★★★★★
★★★★★
(
4.11
/5)
1.0
‧
Education
Scale of Lifespans
★★★★★
★★★★★
(
4.42
/5)
1.0
‧
Education
Scale of Power
★★★★★
★★★★★
(
4.51
/5)
1.0
‧
Education
Scale of Speed
★★★★★
★★★★★
(
4.37
/5)
1.0
‧
Education
Animal Populations
★★★★★
★★★★★
(
4.48
/5)
1.0
‧
Education
Scale of Temperature
★★★★★
★★★★★
(
4.19
/5)
1.0
‧
Education
Scale of Depth
★★★★★
★★★★★
(
4.58
/5)
1.0
‧
Education
Scale of Density
★★★★★
★★★★★
(
4.57
/5)
1.0
‧
Education
Calorie Contents
★★★★★
★★★★★
(
4.35
/5)
1.0
‧
Education
Scale of Pressure
★★★★★
★★★★★
(
4.46
/5)
1.0
‧
Education
Scale of Toxicity
★★★★★
★★★★★
(
0.00
/5)
1.0
‧
Education
Scale of Space
★★★★★
★★★★★
(
5.00
/5)
1.0
‧
Sports
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