Biff and Chip want to grow big flowers in the garden, but why won’t their seeds grow? When Mrs Page points out that birds might have eaten them, Biff, Chip, Wilf and Wilma try to keep their little seeds safe. Dad offers to build a bird-feeder; how hard can it be? But as his attempts quickly spiral into a DIY disaster, he unwittingly gives the children the perfect idea to save their seeds. Show less