Slowscreen SlowScreen
Toggle sidebar

Just launched: free lifetime premium for the first 1,000 members to activate their account.

Start free

Zerby Derby

Good

Recommended age Unlock

Co-watching from age 3

Balanced

Exact score locked

Watch on Tubi TV
Availability in
Save
Zerby Derby

Zerby Derby follows toy cars like Zack, Lily and Rex solving problems together in a real forest of trails, sand pits and water. The tone is calm and encouraging for preschoolers, with gentle problem-solving lessons.

  • Filmed in real nature rather than animation.
  • Friends help each other and work as a team.
  • Models perseverance through repeated, patient attempts.
  • Hands-on building and construction throughout.
  • Stories follow a repetitive try-again formula.

See the exact scores

The review is yours to read. Create a free account to reveal the exact SlowScreen score and every pillar score.

Create free account

Score Breakdown

The sound stays soft and supportive throughout, with even children's voices and nothing jarring to startle a young listener. Pacing varies between episodes: some move at a steady, easy-to-follow tempo, while others run faster, with images following each other quickly and less time to pause and take in what is happening. The visuals are often busy, full of movement and frequent changes, though the simple stories stay easy to track underneath all the activity. Taken together it remains comfortable for a young child to follow and process.
Every episode splits into two short stories, and each one follows a single clear thread a young child can hold onto, from spotting a problem to trying ideas to reaching a result. Events arrive in order with a recognisable beginning, middle and end, and new information comes one idea at a time rather than piling up. Cause and effect is spelled out plainly, like a dam overflowing once it fills up or a car flying off a corner that is too sharp. The two-part structure does ask the child to start fresh halfway through, but each half stays easy to follow on its own.
The mood stays warm and encouraging from start to finish, with friends who cheer each other on and never mock or blame anyone whose attempt fails. Feelings stay gentle, a little excitement, mild disappointment when a plan does not work, and the occasional grumble that passes without conflict. Setbacks are met calmly and resolved quickly, often with the shared 'it's okay, we can always try, try again', so a child is never left sitting in tension. The characters behave consistently from scene to scene, which keeps the emotional world steady and predictable.
This is where the series is at its strongest. The characters notice a problem themselves, try one idea, watch it fail, talk about why, and adjust, and the thinking stays visible at every step, like floating a garage on sticks before setting it on rocks that hold steady, or finding that wet sand packs firmer than dry. The friends drive every solution on their own rather than waiting to be rescued, and the cheerful 'try, try again' message models persistence instead of instant success. Failure is treated as an ordinary part of figuring things out.
The dialogue is clear and conversational, and it does real work explaining what the characters are doing and thinking. New words are introduced through the action around them, such as a 'banked turn' whose raised side lets you go faster, or 'haul', 'maze', 'dead end' and 'camouflaged'. Most lines are full sentences that describe a plan or give information, with only light filler like 'wow' and 'yeah'. The one caveat is that excited moments can get chatty and drop into overlapping single words, though the meaning stays easy to follow.
Filmed in a real forest with real water, sand, rocks and logs, the activities tie closely to play a child already knows: building ramps, damming a trickle of water, digging, and playing hide-and-seek. Because the physical world behaves by real rules, ideas like wet sand holding firm or laying a trail of rocks to find the way back carry straight into a child's own backyard or sandpit. The social moments feel familiar too, with friends sharing turns, asking for help and sticking with a hard task. The main limitation is that the hands-on building is done by toy vehicles rather than by a child, so a young viewer takes away the ideas more than a directly copyable activity.

More information

This score shows how inclusively the series portrays diverse people, families and cultures. Scale: Limited → Varied → Rich → Inclusive.
The cast is made up entirely of toy cars and construction vehicles with cartoon faces, living in one stretch of forest, so the everyday markers of human diversity such as cultural background, family forms, ages and bodies are simply not part of this world. Within that narrow line-up the work is shared fairly: characters take turns having ideas, leading and doing the hands-on building, and everyone lives by the same 'try, try again' spirit with no fixed pecking order. The group skews male, with Lily as the main female voice, and at times a more traditional pattern shows, as when Lily is parked as a lookout beside a flower. The strength here is balanced cooperation rather than a broad picture of the range of people and lives a young child meets.
This score shows whether the series stays close to everyday reality or leans into fantasy. Scale: Fantasy → Mixed reality → Realistic.
The world is almost entirely real: actual forests, trails, sand, mud and running water, where ordinary toy cars and construction trucks behave by real physics. The single imaginative touch is that the vehicles talk and have faces, and that idea stays consistent throughout, with each one still limited by what its real shape can do. There is no villain anywhere; every problem grows out of a situation, like a garage that sinks or a flood to hold back, and the friends simply keep trying until something works. This grounded mix of recognisable play and a light, coherent layer of make-believe fits comfortably for this age.
This score shows how enjoyable the series is for parents watching along. Scale: Tedious → Tolerable → Pleasant → Enjoyable.
If you are in the room, this is easy company rather than a reward. The look is the best part: real toy cars, trucks and a boat filmed driving through genuine forests, mud and water with simple cartoon faces added on top, and that practical craft holds up well. The small engineering puzzles give you enough trial and error to follow, but the writing is pitched squarely at your child, with no jokes or winks for a grown-up, and the constant 'try, try again' refrain wears thin fast. Calm on the ears and pleasant to have on in the background, just do not expect much aimed at you.

Season 1

5 episodes

Zerby Derby
S01 E01

Zerby Derby

Speed Boat

Balanced
recommended age Unlock co-watching from 3

Zack and Lily realise their friend Bob the boat has no garage, so they build him one, watch it sink and then drift away, and finally set it on rocks so it stays above the water while Bob settles in to sleep. In the second story, Zack and Axle keep flying off a sharp forest turn, and after trying brakes and a stop wall they shape a banked turn that lets them round the corner at speed. Both stories unfold in a real forest with a lake and trails, using sticks, rocks and leaves found on site. Each problem is solved through repeated attempts under the friends' 'try try again' approach.

Zerby Derby
S01 E02

Zerby Derby

Construction Chaos

Balanced
recommended age Unlock co-watching from 3

Axle, Zack and the Construction Zerbies build a ramp that can launch Axle over both a tree branch and a mud puddle. Their first two tries fall short, one too low and one too steep, until they study both ramps and build one with a shape in between that works. In the second story, Zack and Rex try to be the first to solve Zerby Town's maze, get lost on the way out, and finally mark their path with a trail of rocks to find the exit. Both stories play out among toy cars in a real forest.

Zerby Derby
S01 E03

Zerby Derby

Sand Slide

Balanced
recommended age Unlock co-watching from 3

Two toy cars, Zack and Rex, want to play in the Zerby Town sand pit, but it is too small, so they set out to haul sand back from a larger pit deep in the forest. When carrying it turns out to be hard, they keep inventing new methods, including a bark scoop, until the pit is big enough. In the second story, Lily blocks the trail to stop cars from crushing a flower, and the friends test a rock and then a dirt mound until they find a way to keep both the flower and the path clear. Both stories end with the problems solved through repeated tries.

Zerby Derby
S01 E04

Zerby Derby

Rocks & Rolls

Balanced
recommended age Unlock co-watching from 3

Small toy cars with faces, including Zack, Axle, Rex and Lily, play in a real forest and sand pit. In the first story they get stuck in a large bowl dug into the sand and try several ways out before circling fast enough to escape. In the second they want to climb a big log, build a sand ramp that keeps collapsing, and learn that wetting the sand makes it firm enough to drive on. Both stories end with the cars succeeding and rolling off toward their next idea.

Zerby Derby
S01 E05

Zerby Derby

Flood & Mud

Balanced
recommended age Unlock co-watching from 3

On a rainy day in the forest, Zack and Lily discover that rain has formed a stream washing away the town's roads, and with the construction Zerbies they try blocking it with dirt, then dig a pit to hold the water, and finally redirect the stream away from town. In the second story Zack and Rex play hide-and-seek, and Rex, a big yellow car, keeps failing to hide behind a rock and under sticks and leaves until he covers himself in mud and blends into the plants. Rex is crowned the hide-and-seek champion, and the friends head off to wash the mud away. Both stories are set entirely outdoors among real water, dirt and trees.

Explore more

By age 4 years
By platform Tubi TV

Share

Pass this find on to another parent

Link preview

Zerby Derby | Good, co-watching from age 3

Zerby Derby | Good, co-watching from age 3 - Slowscreen

Good · Co-watching from age 3. Zerby Derby follows toy cars like Zack, Lily and Rex solving problems together in a real forest of trails, sand pits and water. T...

slowscreen.com

https://slowscreen.com/en/series/zerby-derby

https://slowscreen.com/en/series/zerby-derby

Slowscreen

Zerby Derby | Good, co-watching from age 3 - Slowscreen

Good · Co-watching from age 3. Zerby Derby follows toy cars like Zack, Lily and Rex solving problems together in a real forest of trails, sand pits and water. T...

Zerby Derby | Good, co-watching from age 3
Zerby Derby | Good, co-watching from age 3

slowscreen.com

Zerby Derby | Good, co-watching from age 3 - Slowscreen

Good · Co-watching from age 3. Zerby Derby follows toy cars like Zack, Lily and Rex solving problems together in a real forest of trails, sand pits and water. T...

Zerby Derby | Good, co-watching from age 3
slowscreen.com

Zerby Derby | Good, co-watching from age 3 - Slowscreen

slowscreen.com · Posted by you

Zerby Derby | Good, co-watching from age 3 - Slowscreen

0 Share
Zerby Derby | Good, co-watching from age 3
To
Subject Zerby Derby | Good, co-watching from age 3

Good · Co-watching from age 3. Zerby Derby follows toy cars like Zack, Lily and Rex solving problems together in a real forest of trails, sand pits and water. T...

https://slowscreen.com/en/series/zerby-derby

Share on WhatsApp Share on X Share on Facebook Share on Telegram Share on Reddit Share on Email

Just launched: free lifetime premium for the first 1,000 members to activate their account.

Create your account

Search by title, show, tag, or topic

We use functional cookies and Google Analytics to improve our site. Learn more