For a class of 30. With this kit students observe the effects of acid rain on a plant and the interaction of acid rain with the physical environment. Students also test for the presence of acid rain in their area. Kit is reusable with the purchase of the Refill (item #653076), which replenishes all consumable items in the kit.

For a class of 30. With this kit students observe the effects of acid rain on a plant and the interaction of acid rain with the physical environment. Students also test for the presence of acid rain in their area. Kit is reusable with the purchase of the Refill (item #653076), which replenishes all consumable items in the kit. Note: Sold only to schools and businesses.