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This warm weather activity introduces learners to the impact trees have on blocking the sun's heat and reducing temperature on the Earth's surface.

In this collecting/comparing activity, learners work with samples of sand from different places like a lakefront, river, or ocean beach.

In this activity, learners explore properties of water and watch evaporation happen by "painting" with water in the sun.

This activity (on pages 10-12 of the PDF) encourages learners to consider what makes living things different from non-living things.

In this activity, learners construct a simple air pressure launcher for paper rockets.

In this activity, young learners will make their own flower seed nursery in an egg carton.

In this activity, learners model the flow of energy from the sun as it enters a photovoltaic cell, moves along a wire and powers a load.

In this activity, learners work in groups to build simple solar stills filled with salt water. After the stills are complete, learners observe what happens when they place the stills in the sun.

In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.

In this craft activity, learners create a string of cut-out moons and stars.

In this activity, learners observe tide pool animals in a touch tank to consider how they survive.

In this "Sid the Science Kid" activity, learners set up a simple experiment to find out how sunscreen counteracts the effects of the sun.

This is a fun activity about the power of the Sun and the importance of using sunscreen to protect your sensitive skin from its rays.

In this international citizen science activity, learners measure their night sky brightness and submit their observations into an online database.

In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.

In this water activity, learners discover ways to move water across the water table.

This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.

This fun hands-on astronomy activity uses a variety of simple props to help learners understand why they see what they see in a telescope.

This activity introduces learners to Native Americans as people who depended upon nature in the past and continue to emphasize the importance of nature in the present.

In this Bob the Builder(TM)-themed activity, learners go on a nature walk outside and describe what they observe using their senses.