Aliahna Lemmon memorial ceremony at Holland Elementary, Monday.

A t-shirt signed by Aliahna Lemmon's 3rd grade classmates was displayed at Holland Elementary , Monday, at the memorial service.

A stone in memory of Aliahna Lemmon was dedicated in a garden at Holland Elementary, Monday.

Students gather around the garden for the dedication in memory of Alianha Lemmon at Holland Elementary, Monday. A 1000-pound stone monument and reading benches were placed in the memory garden and a lilac tree was planted in Aliahna's honor outside of her classroom.

Teachers and students blow bubbles in memory of Aliahna Lemmon at the memorial ceremony at Holland Elementary, Monday. A 1000-pound stone monument and reading benches were placed in a memory garden and a tree was planted in Aliahna's honor outside of her classroom.

Aliahna Lemmon's sister Shaleigh is comforted by Aliahna's third grade teacher Shannon Harris att a memorial at Holland Elementary, Monday. A 1000-pound stone monument and reading benches were placed in a memory garden and a lilac tree was planted in Aliahna's honor outside of her classroom.

Third grade teacher Shannon Harris talks to Holland kids about remembering her student Aliahna Lemmon at a tree-planting ceremony and memorial, Monday. With Harris are Aliahna's sisters, Shaleigh, left, and Trinity, on her lap. A 1000-pound stone monument and reading benches were placed in a memory garden and a lilac tree was planted in Aliahna's honor outside of her classroom.

Third graders help plant a lilac tree in honor of their classmate Aliahna Lemmon at Holland Elementary, Monday. A 1000-pound stone monument and reading benches were dedicated in a memory garden.