Handwritten card in colored pencil on paper. A blue and green colored globe, surrounded by alternating male and female stick figures in purple, red, and yellow, appears in the center. The globe is inscribed: "We are thinking of YOU!!" The upper and lower edge of the card reads, in Hebrew: "Am Yisrael Chai"(the People of Israel live). Four Stars of David appear on either side of the globe. Signed: "Hannah S. 8th grade at Yeshivat Noam."

Handwritten note signed by Noah of Toronto. Written in black ink on the back of stationary with the logo of Marriott Hotels. Staining due to exposure to the elements at the Wilkins memorial.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Hardwritten card in blue pen on white paper, offering condolences following the October 27 attack.

Card from two families in Edgewood, Pa. Front cover shows an illustration of two hands holding a cat's cradle yarn configuration with stars. Message expresses thanks to victims and their families.

Blue card with the words "Stronger Than Hate" in the upper center and the Steelers' logo with a yellow Star of David below. The inside contains a message promising to: "resist hate with love and compassion for others" in memory of those who perished in the October 27 attack.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains messages of love, prayer, and affirmation of God's goodness. The church's contact information is included on the back of the envelope.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "Dear Tree of Life member. You are all in our thoughts and prayers. Holy Angels\CCD. Jason [last name redacted]." Due to water exposure at the memorial site, the ink on this card has partially lifted.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains messages of love and support. The church's contact information is included on the back of the envelope.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "Tree of Life Synagogue, We pray for you. May you have a good recovery and keep close to God. -Elizabeth, Holy Angels CCD."

Handmade card in colored pencil on paper. The outside features a series of staples running down the side and two hole punches. Cream-colored yarn is tied in a bow around the left-hand hole. From right to left, the inside reads, in Hebrew: "Zachor" (remember) and "Love, Cat Dog. Me and family are so sorry." Assorted hearts appear on the right flap; a group of multicolored blocks with a heart-shaped cat or dog face on top appears on the left. The back is signed, on the lower center: "From Aviva and Shosie."

Folded card with crayon illustration. Cover features heart surrounded by circles and name Max. Interior reads "Things do get better. I am sorry for the 11 killed and their families. But the world's not over. How will you bounce back from the tragedy. You guys are really strong sticking through the tragedy." Second note reads. "We are with you! Michele."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside affirms God's support and contains prayers for the families and community. The church's contact information is included on the back of the envelope.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside reads: "We love you! God is with you always!" The church's contact information is included on the back of the envelope.

Handwritten card from a student at Goddard Middle School in Littleton, Co. Cover features an illustration of an American flag and Israeli flag flanking a budding plant in the lower center, and a bilingual quote in English and Hebrew attributed to Ghandi in the upper center. In English, the quote reads: "Be the change you want to see in the world." The inside reads: "Dear Rabbi Jeffrey Myers, I am so sorry for your loss. It breaks my hear to hear about acts of Anti-Semitism. I am keeping you and your congregation in my heart and prayers.

Folded card with colored pencil word art. Cover reads: "Have a good day". Interior reads: "Dear all, I'm so sorry to hear what happened there. We as a Beth Chai would like to send our heart to be there together. We believe world will be better. [Last name redacted for privacy] family."