Mercer Botanical Gardens is hosting its annual Autumn Market.[/caption] The Lake Houston area has something to offer for the whole family this weekend. Here are three events to consider adding to your calendar: Sept. 23: Atascocita High School vs. Kingwood High School Bragging rights within the Lake Houston area are on the line as as the Atascocita Eagles (2-0) take on the Kingwood Mustangs (1-2) in each team's district opener at Turner Stadium. Kingwood hopes to avenge its 48-7 loss to the Eagles last season. 7 p.m.$7.00. Turner Stadium, 1700 Wilson Road, Humble. 281-641-8130. www.humbleisd.net Sept. 24:  Mothers Against Cancer 5K Mothers Against Cancer hosts a 5K in Kingwood that raises money for pediatric cancer research at Texas Children’s Hospital. The event includes a timed race for people of all ages and a children’s race for those younger than 11 years old. It also features food, beverages, music and activities for children. 8 a.m. $35 (5K run/walk), $20 (children’s race). Kingwood High School, 2701 Kingwood Drive, Kingwood. 713-907-6826. www.mothersagainstcancer.org Sept. 24:  Autumn market Mercer Botanic Gardens’ Autumn Plant Sale and Market features a variety of plants, including many that are grown at Mercer. The market also includes several vendors selling garden-related accessories and natural, environmentally friendly products. 9 a.m.-3 p.m. Free. Mercer Botanic Gardens, 22306 Aldine Westfield Road, Humble. 713-274-4160. www.hcp4.net