K.B.
You have Van San Park with a zoo and small train in paramus
Campgaw which has the tubing and make their own snow - on Campgaw Road in Mahwah,
New Jersey Children's Museum which is hands on at 599 Valley Health Plaza in Paramus ###-###-####
Saddle River Valley Cultural Center at 305 W. Saddle River Road in Upper Saddle River ###-###-#### and they have plays and activities for kids.
Hope this helps - I live in River Vale and my au pairs use this alot.
K. n