Senthil middle school, keppurengan patty, class:6 science- lever- prepared by R.Kumanan, Sec.Gr.Tr..

Senthil middle school, keppurengan patty, class:6 science- lever- prepared by R.Kumanan, Sec.Gr.Tr..
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ALL THE BEST.. WRITE THE WORKSHEETS ON YOUR NOTEBOOK ONCE.. PREPARED BY R.KUMANAN,