Checkout this worksheet for a nice investigation activity into angle properties of 2D shapes. (greatmathsteachingideas.com)
«A police patrol vehicle from Biu Area Command on investigation activity to Maiduguri, was ambushed and attacked by persons reasonably believed to be Boko Haram terrorists at Kubuwa village in Damboa Local Government Area. (punchng.com)
Try this science / math investigation activity with your students: (thoughtco.com)