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Junior Secondary (Years 7 - 10)

Renewable energy comes from natural sources like the sun, wind, water and natural gas. Non renewable energy comes from fossil fuels like oil, gas and coal. R...

Senior Primary (Years 5 - 8)

Renewable energy comes from natural sources such as the sun, wind and water. These sources are sustainable as there is no risk of them running out. Using ren...

Junior Secondary (Years 7 - 10)

A cryptocurrency is a virtual or digital currency built on cryptography (secure communication techniques). Bitcoin was the first cryptocurrency and created b...