Alphabet Treasure Hunt - Find an item in the backyard (or park) for each letter of the alphabet. Lay out letter magnets to place items by.
Find and Rhyme - Active Game, Simple to Make! (Thanks to No Time for Flash Cards for the great idea!) Could add pictures for the younger children.
PHONICS: EYFS phonics - Treasure & trash game at the water tray. Phase 3 real & silly words written on the balls for the children to shoot down the guttering into the appropriate bucket.