If your seedlings have reached a few inches in height and the weather outside has stabilized to where you’re no longer seeing overnight temperatures below 40 degrees Fahrenheit, it may be time to start hardening them off to get them ready to be planted in the garden.

Whether building a playground or installing a pre-made one is more affordable depends on the materials of each. In most cases, it’s more affordable to build a wooden playground than it is to buy one and have it professionally installed, but it might be less expensive to invest in a pre-made plastic playground, even if you pay a professional to install it. Wooden playgrounds tend to last longer, but as children age, they will become less valuable. Overall, it may be most affordable to have a pro install a pre-made plastic playground.

Generally speaking, building a swing set is cheaper than buying a prefabricated one, but this assumes you have all the tools and knowledge to complete the project. The average cost to build a swing set is $514, but you should also factor in the time and effort it will require—if you don’t want to give up your weekend, it’s worth considering buying instead of building.

Installation typically takes 1-2 days, depending on the equipment and site preparation required.