Learn how pollination happens. Life processes - Green plants - Reproduction in flowering plants Learning Points Pollinators are insects that transfer pollen. Self-pollination is the transfer of pollen between flowers on the same plant. Cross-pollination is the transfer of pollen between flowers on different plants. A Twig Curriculum Film. Delivering key learning points. Get straight to the facts in just three minutes – directly linked to core learning, Twig's curriculum films will fit neatly into your lesson plans.