ABCJLM Ideas:
Make a Nature Poster - Walk around the neighborhood or park collecting different items from nature. Use spatial words as you find things (i.e. The leaf up high...The red flower between the...) Back at home, create a poster and glue items on. Add the title "Our Nature Walk" on the poster. Allow to dry.
Look at a globe or world map
Read Me on the Map
by Joan Sweeney
Plant a tree or flowers
Go to a recycling center
Spending the day only using things that your family can recycled
Storytime and More Ideas:
Earth Water and Land Worksheet
Earth Day Worksheets
Earth Day Lapbook - This activity has some more advanced activities but still several that are preschool appropriate
More Ideas:
Preschool to Pre-K