In the episode featuring Ada Lovelace, Matt cops out of helping with Motherboard's Valentine card, claiming that "I'm not big on Valentine's Day. It's a girl thing.", to the girls' obvious irritation. However at the end of the episode, it turns out he's made a card with an actually quite sweet poem ("Roses are red, violets are blue. A guy couldn't have better friends than you.") for the girls.
The gang's attempt to care for Chewcrocca's baby in S:3 E:1 Eco-Haven CSE when its mother is AWOL.
It's a short scene, but Inez caring for the egg is easily the best part.
Envision this: a nine-year-old girl (likely small for her age) with a dinosaur egg 10 times her size, keeping it safe and happy to the best of her ability by surrounding it with brush to keep it in place and gently singing the giant baby a lullaby.note Most likely Brahm's Lullaby in Spanish. Her little voice is also quite pleasant.
And that diary entry? Jackie just didn't read far enough as the actual word was "meaningful"; Inez just ran out of room.
In the newest season's "For Real", Harry and Bianca reuniting note until now, their first meeting (season 2's "When Harry Met Bianca/When Bianca Met Harry") was their only segment together, although they both hosted the 2005 "Cyberchase: Know Your Dough" special while working at a farm is pretty sweet. It certainly helps that they look the same after all these years.