We did did not receive an instruction booklet with our set. Is it available online?

Yes, it is available for download on our site. Feel free to visit us on our Learning Resources site under the “contact us” page with any other questions you may have.

Is this bpa and pvc free ?

All of our toys pass rigorous independent safety tests before we release them into the market. All of our products are non-toxic, phthalate-compliant, lead-compliant, BPA compliant, proposition 65 compliant, no mercury and comply with U. S. safety laws. Please visit us on our Educational Insights site under the “contact us” page for any other questions you may have.

Are these pieces interchangeable with the 1-2-3 Robot set as well?

The Robot Building Set listing says "WORKS with all 1-2-3 Build It! sets!" So I think that it probably does. I guess this could provide a little additional opportunity for creativity. The rocket-train-helicopter set mostly seemed to encourage my son to follow the models.