Big Round Ladder. To complement our Gym stand and accessories we have a range of ladders which vary in degrees of difficulty. The Small Round Ladder (DD2009) has 7 rungs and gentle gradient, whilst the Big Round Ladder (DD2008) had 9 rungs and a steeper gradient. The Triangle (DD2010) has 12 rungs in total (3 on each side and 6 on the other). Made from solid plywood and flat pack for easy assembly. Dimensions: H500 x W980 x D490mm Suitable for age 3+ years.