Held at the Radisson Hotel, Center of New Hampshire Expo Center, this home show event features hundreds of vendors displaying their goods and services. Learn about new building techniques and materials, and attend free home-improvement seminars. Hours are 1 p.m. to 9 p.m. on Friday, 10 a.m. to 9 p.m. Saturday, and 10 a.m. to 5 p.m. Sunday. Admission is $8 for adults, $6 for seniors 60 and over, and free for those 16 and under. Manchester, New Hampshire | 978 534-0587.