Microscopium the Microscope is a constellation with very dim stars. It holds a star, AU Microscopii, that has a disk of dust that is probably forming planets.
Ursa Major the Great Bear is in Northern Hemisphere skies and is home to the asterism of the Big Dipper, which you can use to find other constellations.
Volans the Flying Fish is a constellation in the Southern Hemisphere that appropriately lies next to Carina the Stern. Spot the Flying Fish on March nights.