Opposites - A Tonka Block Board Book Author:Honey Bear Books Young children will love learning words with opposite meanings, with this Tonka board book. Features the following opposites: day/night, bis/small, wet/dry, empty/full, long/short, fast/slow, hot/cold, open/closed, up/down, left/right. Colorful and engaging for toddler/preschool ages. Approx 3.3" x 3.3" x 1".