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Rally driver Catie shows off three amazing machines that each have only three wheels.

Rally driver Catie shows off three amazing machines that all have sails.

Rally driver Catie shows off three amazing machines that run on rails.

Rally driver Catie shows off three amazing building machines.

Rally driver Catie shows off three amazing machines with big wheels.

Rally driver Catie shows off three amazing machines that are all made to race.

Get ready for school with some super-fun hacks. Molly has some DIY lunch snacks, Gabe and Jenna are both pranking the teacher with some clever tricks, and Devonte is shining school shoes with - bananas?

Rally driver Catie shows off three amazing machines that are all made to lift things: a straddle carrier, a ship crane, and a forklift truck.

Hit the road with some hacks on the go! Christian has a snack for when you're running late, Miles makes perfect paper planes, Gabe has a prank that'll crack your parents up, and Abhi takes your sneakers to the next level.

Rally driver Catie looks at machines that go on both land and water: a hovercraft, a machine that can go on land, sea and ice; and an amphibious tank.

Back with more recipes, pranks, tips and tricks to make sure you're never bored again. From how to make a cake with a secret surprise to how to make a watermelon explode, our crew of life hackers have all the answers.

Rally driver Catie checks out three amazing machines that fly.

Water water everywhere - it's the best ever water hacks to blow your mind. Yas makes giant bubbles, Devonte has a delicious instant slushy, Gabe has a hilarious splashy prank, and Adelaide upcycles bottles to go bowling.

Rally driver Catie shows off three amazing machines that are all really tall.

Make your next sleepover a party! Christian makes mug snacks for dinner and breakfast, Molly makes a giant pizza pull-apart cake, and Hari and Lila serve up the do's and don'ts for your next sleepover.

Rally driver Catie reveals her favourite machines from the series.

Rally driver Catie shows off three amazing emergency machines: a fire engine, hover bikes and a police car.

Stuck inside on a rainy day? We've got you covered with the coolest hacks to keep you entertained! Jenna makes edible slime, Yas is walking on eggs, and Abhi creates a super cool terrarium to bring nature to your room.