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herramienta de piedra madera y hueso
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polvo y primeros cañones
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desarrollado de la agricultura
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papiro,escritura coniforme y jeroglificas
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descubrimientos matemáticos y arquitectónicos
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.