DIY seed tapes: cut strips of newspaper and 'glue' seeds at the correct distance apart using a mixture of flour and water. Once dry, plant directly in your garden and cover with soil and water. Great for small seeds like carrots and lettuce. Kids love it!
Create your own model to show how the Earth orbits the Sun while the moon travels around the Earth. Great manipulative to help explain the concept. Identify and describe characteristics of the sun, Earth and moon as familiar objects in the solar system.