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Items 25-32 of 51
- Over 400 pieces of maddening fun
- Requires three 'AA' batteries (not included) and six button cell batteries (included).
- For ages 8+
- Originally introduced in the 1950's,
- Perfect construction set for inspiring the young engineers and architects of today.
- Set includes 250 pieces
- Build a ballistic catapult, a gravity fan, a balloon powered plane & more
- 144 piece durable construction kit with emphasis on physics principles
- 265 piece kit with a twelve page, full-color instruction book
- All Girder and Panel Building Sets are interchangeable
- For ages 6+
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