Children: Days Out For Kids

The National Institute of Biodiversity, with interactive educational tours for children. Open Fridays 08:00-17:00, Saturdays to Sundays 09:00-17:30. Located in Santo Domingo, Heredia.
Parque Marino del Pacifico
Pacific marine park, pools, and water games. Open Tuesdays to Sundays 09:00-16:30. Located in Puntarenas City, Puntarenas.
The Butterfly Farm.
Butterfly farm offering tours around the farm to see some of the may different species of butterflies. Located in La Guacima, Alajuela.
Zoo Ave
Bird park with over 150 bird species, working to rehabilitate birds and animals from Costa Rica, featuring fauna and flora from around the country. In La Garita, Alajuela.
Smiles N Games
Party saloon, and children games from ages 1-12. Available to organize birthday parties. Open Mondays to Sundays 10:00-18:00. Located in Guachipelin, Escazu, San Jose.
Parque de Diversiones
Amusement park with roller-coasters, funhouses, food, and water rides. Open Fridays to Sundays since 09:00. Located 2km west of the Hospital Mexico, La Uruca, San Jose.
Fossil Land
Nature, geology, and adventure park with paintball, tours, birthday parties, camps, and indoor soccer. Open Located in Quebrada Honda, Patarra, Desamparados, San Jose.
Rain Forest Adventures Aerial Tram
Aerial Tram and canopy through the canopies of the rainforest trees with souvenir shop, and coffee shop. Open Mondays to Sundays 07:00-16:00. Located 22km after the Zurqui Tunnel, Braulio Carrillo Road.
Museo de los Ninos
Childrens museum offering various exhibitions, attractions, and educational tours for children. Open Tuesdays to Fridays 08:00-16:30, Saturdays to Sundays 09:30-17:00. Located at 4th St., 9th Ave., San Jose.
Butterfly Garden
Home to an array of different species of butterflies within a garden environment. Open Monday-Sunday 10:00-16:00. Located in Otoya, San Jose.
Arenal Eco Zoo
Collection of reptiles and amphibians, butterfly habitat, insect zoo and recreational activities. Open daily from 08:00-179:00. Situated at El Castillo, about 12 Km from La Fortuna de Arenal