Amazon has the K’nex 70 Model Building Set,705 piece, on sale for $19.99. Shipping will be free with Prime accounts.
- Includes 70 model building ideas!
- 702 pieces to build a hot air balloon, boats, trucks, a sand castle and more!
- Convenient storage treasure chest to hold built figures and other K’NEX sets
- Made in the USA
- Recommended for builders ages 7+