Fairies, butterflies and magic help to make this math-focused picture book from Danica McKellar, the New York Times bestselling author of "Goodnight, Numbers" and star of "The Wonder Years," positively enchanting! In this book, the actress, math whiz and author McKellar once again sneaks in secret math concepts to help make your child smarter and uses her proven math success to show children that loving numbers is as easy as a wave of a wand.

The Westminster Kennel Club is America's oldest organization dedicated to the sport of purebred dogs. Established in 1877, Westminster's influence has been felt for more than a century through its famous all-Breed, benched dog show held every year at New York City's Madison Square Garden. More than 3,000 dogs from the United States and abroad make Westminster Week like no other. Emmy Award-winning Chris Myers serves as the play-by-play voice for the network’s coverage of the Westminster Kennel Club Dog Show.

Nigel Barker is an internationally renowned photographer who opened his New York studio in 1996. He served 17 seasons as photographer and judge on the hit TV show, "America’s Next Top Model" and hosted Oxygen Network’s modeling competition series, "The Face," alongside Naomi Campbell. Barker’s latest hit show, "Top Photographer," premiered to rave reviews and a second season is in the works. Barker’s presence in the fashion and entertainment industry has resulted in an array of exciting projects. Barker joined us on the BUILD stage to share his thoughts on New York Fashion Week, as well as stories and experiences from his career.

Tony Award winner Ruben Santiago-Hudson is an American actor, playwright, and director who has won national awards for his work in all three categories. He joined BUILD to talk about season 2 of “The Quad" with Santiago-Hudson returning to his much-acclaimed role of Cecil Diamond (the university’s high-profile Band Director). The series follows students and admins at Georgia A&M – a fictitious HBCU struggling to keep its doors open – and its freshman class who faces the stress of pledging, hazing, academic probation, hate crime attacks and prescription drug abuse.

Marvel Studios’ “Black Panther” follows T’Challa who, after the death of his father, the King of Wakanda, returns home to the isolated, technologically advanced African nation to succeed to the throne and take his rightful place as king. But when a powerful old enemy reappears, T’Challa’s mettle as king—and Black Panther—is tested when he is drawn into a formidable conflict that puts the fate of Wakanda and the entire world at risk. Faced with treachery and danger, the young king must rally his allies and release the full power of Black Panther to defeat his foes and secure the safety of his people and their way of life. Watch actor and playwright Danai Gurira ("Eclipsed" & "The Walking Dead") take the BUILD stage to discuss her role as Okoye in the highly-anticipated film.

RJ Palacio -- graphic designer by day and a writer by night – inspired a Choose Kind movement with her first novel, "Wonder." Now, after a wonder-ful theatrical run and Academy Nomination for Best Makeup, the critically acclaimed film "Wonder" is about to arrive on Blu-ray and DVD Feb 13. The book has been on the New York Times bestseller list since March 2012 and has sold over 5 million copies worldwide. The film arrived to critical acclaim and has been embraced by audiences, young and old, around the world.

"The Party" is a comedy film written and directed by Sally Potter. The film follows Janet as she hosts an intimate gathering of friends in her London home to celebrate her political ascension. After her acerbic best friend and others arrive, some with dramatic news to share, an announcement by Janet's husband provokes a series of revelations. As the sophisticated soiree starts to unravel, a night that began with champagne soon ends up with arguments, shouting and a pointed gun. Check out Potter, Patricia Clarkson and Emily Mortimer as they talk about the film.

Featuring art and writing from her favorite photographers, poets, and friends alongside her own journal entries and snapshots, "Still Here" is an unedited look at Rowan Blanchard's inner life--and a poignant representation of teen life in general. Readers will find the book is an intimate portrayal of modern girlhood and a thoughtful reflection on what it means to be a teenager in today's world. You can also see Blanchard in the highly-anticipated upcoming Disney film, "A Wrinkle In Time."

Inspired by the near total absence of Latinos in his son’s American history class, John Leguizamo embarks on a frenzied search to find a Latin hero for his son’s school project. From a mad recap of the Aztec empire to stories of unknown Latin patriots of the Revolutionary War and beyond, Leguizamo breaks down the 3,000 years between the Mayans and Ricky Ricardo into 90 irreverent and uncensored minutes in his Broadway show, "Latin History for Morons." Viewers can also catch Leguizamo in Paramount Network's "Waco." In the limited series based on the 1993 Waco, Texas siege, he plays TF agent Jacob Vasquez. Tune in as Leguizamo discusses both projects.

Comedian Guy Branum ("The Mindy Project," "Chelsea Lately") is back with 16 all new episodes of his outrageous mashup comedy series, "Talk Show the Game Show." Based on Branum’s popular live comedy show, the series is a boisterous combination of two beloved television formats that pits celebrities against each other to vie for the title of “Best Guest of the Night.” Each week, guests come to play, not plug, scoring points every time they complete a well-known talk show trope.