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Pop! Air and Water Pressure [ kelas 4-5-6 ]
air dan water pressure affect our lives every moment of every day. Without them, we couldn't swim across a pool, drink through a straw, breathe in air,or circulate blood through our bodies. We're all under pressure. Whitout it,we could't survive!
TS09316 | 500 PAR p | My Library | Available |
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