czwartek, 23 października 2025

Elżbieta Dras/Primary School No.8/Chełm/Poland

Autumn in Poland - class 1a observations from Chełm
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Dorota Stanałowska/Primary School No.4 Bolesławiec POLAND

  We designed balloon rockets and tested their flight. The balloons flew because they "defeated" gravity with the force of air.🎈...