Coloured scanning electron micrograph (SEM) of a passion flower (Passiflora caerulea) pollen grain. Pollen grains are the male gametes (sex cells) of a plant. Magnification: when printed 10 centimetres wide.
Stock Photography of Opium Poppy (Papaver somniferum). Halved and whole seed capsule and seeds. Studio picture against a white background 176080 - Search Stock Photos, Pictures, Wall Murals, Images, and Photo Clipart -
How Strong is Spaghetti? STEM Challenge for Kids! Create tests to investigate the strength of spaghetti. Ask the kids to design a testing method to determine the strength of spaghetti. What can you create to demonstrate its strength?