1959: Robert M. Berkman, BLTMath's founder, born in the small town of Jericho, New York, a Long Island town founded by Quakers in the 17th century.

1964: Distinguishes himself on the first day of kindergrten by ripping open a bag of potato chips which go flying around the table, hitting Robert Futterman, the future real estate tycoon.

1966: Placed in the bottom reading group on the first day of second grade, fondly known as the "turkeys." It is a memory that will follow him through graduate school and beyond.

1972 - 1977: While attending Camp Mah-Kee-Nac, learns techniques for developing and printing black & white film; studies calligraphy, filmmaking and silk screen while attending Lincoln Farm. Studies graphic design, printmaking and typography under the tutelage of industrial arts teacher Ron Seitler.

1977: Graduates from Jericho High School; at ceremony, passes note to Assistant Principal Bausch informing him that someone is illegally parked in Lot C.

1977 - 82: Attends Brown University, takes way too many courses in semiotics, writes for the campus magazines and newspapers, and somehow concentrates in Urban Studies. Continues studies in printmaking under the tutelage of Walter Feldman and filmmaking under Leandro Katz. Designs and prints cover for George Makari's first book of poems, The Emigrant.

1982 - 83: Disappears in Europe for a year. Returns ready to go to work; what he intends to work at, he has no idea.

1984: Takes his first job as a middle school math-science teacher at Adelphi Academy. Despite a year of harassment and turmoil, falls in love with the profession of teaching.

1985: Hired to teach mathematics and science at The Berkeley Carroll School, where he develops and refines his craft for the next 7 years. While at Berkeley Carroll, he meets Ihor Charischak, who becomes a frequent collaborator in the area of mathematics and technology.

1992: Earns an M.S. in K - 6 education at Brooklyn College, specializing in K - 8 mathematics education. Masters project on de-tracking classrooms earns high honors. Publishes his first article in NCTM journal, "Teacher As Kimp." Leaves Berkeley Carroll in 1992 to teach mathematics and science at the Bank Street School for Children.

1992 - 1995: Continues to publish articles for the NCTM; organizes the first "Adventures in Math and Science" conference for parents and children at the Mary McDowell Center for Learning, a Quaker school for children with learning disabilities in Brooklyn.

1995 - 96: Named the science coordinator at the Mary McDowell Center for Learning, as well as an adjunct professor of mathematics and science education at Brooklyn College.

1996 - 2000: Works at MS 88, a public school in Brooklyn, NY, teaching chess and middle school mathematics. Continues to publish articles in the NCTM journals, including one about connections between chess and mathematics.

2000 - 2007: Appointed Lower School Math Coordintor at Friends Seminary, a Quaker school in Manhattan. Collaborates with the Whitney Museum of American Art, creating activities connecting mathematics with visual arts. Sits on the educational advisory board at the MOMA. Publishes articles about mathematics and makes presentations for the NCTM and ASCD.

2002 : Organizes and teaches the first "Institute for Conceptual Mathematics," a two day program to train teachers on the use (and mis-use) of concepts in teaching mathematics debuts in New York City.

2005: Organizes and hosts "Early Childhood Numeracy: Confronting the Myths, Understanding the Reality," a day-long workshop which prepared educators to become leaders of mathematics instruction in their schools by examining the fundamental concepts that develop in young children during their early years. Dr. Herbert Ginsburg, an early childhood specialist at Teachers' College, is guest speaker.

2007 - 2009: Creates and teaches two new presentations for the New York State Association of Independent Schools. Topics include differentiating instruction in the mathematics classroom, as well as "Wiring the Brian for Mathematics," a full day presentation on using neuroscience to improve classroom mathematics.

2009: Founds "Better Living Through Mathematics," a start-up focused on professional development, curriculum design and programs for children and families.

2010: Street Math Investigations: Family Math debuts at PS 107 in Brooklyn. Over 200 parents, caregivers and children enjoy with our hands-on, interactive mathematics exhibits. Appointed K - 8 math coordinator at City & Country School, as well as the Manhattan Country School.

2011: "Math Anxiety: Effort - Nerves - Performance," a full day interactive workshop looking at how emotions can interfere and enhance mathematical competency, debuts in Seattle.

2012: Mu-Math: The Mobile Unit to Promote Mathematical Thinking debuts on Governors Island; the exhibit attracts hundereds of visitors each weekend.