Iris seed pod dissection
Shell picture frame made from a kit. He thought the shell in front was too "special" to glue to the frame
Lego Contraptions set. Wind up race car
Knobbed cylinders exploration B (1.5yrs)
Paracord bracelet T(7yrs). For a great tutorial check out this page (they also sell the materials but we got ours from hobby lobby)
T made this monster for his sister with the pearler beads (from IKEA) but we havent unpacked the iron from our move yet so we didnt get to save it.