La clase de 4º de primaria 2012-11-03 09:32:00
Let´s have a look at The Photosynthesis , the cycle of plants and how they make energy!
The sun light , water, minerals and carbon dioxide are all absorbed by the plant. The plant then uses them to make glucose/sugar, which is the energy/food for the plant. Oxygen is also produced by the (Read more…)
