Carl and Barkley #6: Carl and Barkley Build a Car

Carl and Barkley #2: Carl and Barkley Build an Aeroplane

Henry and the Lion

Carl and Barkley 4 – Carl and Barkley Build a Robot

Carl and Barkley #3: Carl and Barkley Build a Submarine

Spencer in Space #2: Mars

Carl and Barkley #7: Carl and Barkley Build a Boat

Spencer in Space #3: The Comet

Carl and Barkley #9: Carl and Barkley Build a Catapult

Spencer in Space #4: The Asteroid

Carl and Barkley #5: Carl and Barkley Build a Swing