Grade 3


Heavy rains and storms are the main causes of flooding. Floods are also caused by pollution. Pollutants like plastics block ...
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Life Cycle of a Frog

The life cycle of a frog from the time the eggs are laid until it is a young frog, the ...
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Re-Using Water

Water is recycled in nature by the water cycle. The number of people on earth is increasing rapidly, so we ...
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/ Frog, Grade 3, Life Cycle, Water

Water Pollution

Water becomes polluted (dirty) when people put things (pollutants) in the water that make it unsuitable to drink or swim ...
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/ Grade 3, Re-using, treatment, Water