Make your own happily hopping frog friend!

Our new 3Doodler Start themed kits have tons of new and exciting projects, but none are as "ribbiting" as Hoppy the Robot Frog! Combining creativity with STEM learning, the new motor and battery pack included with the 3Doodler Start Robotics Pen Set or Activity Kit means you can create your own moving robot froggy friends.

The 3Doodler Robotics Pen Set is available now exclusively at Barnes & Noble. You can also learn more and sign up for updates on availability on our store!

Create your own with our easy step-by-step tutorial below, or watch the full video tutorial!

What You'll Need:

1Start with the Stencils

Get started by following the stencils included in the Robotics Activity Guide. Create all the flat pieces you'll need to build your hopping frog!
3Doodler Tip: Smooth the plastic with your fingers as you go to make a more even surface.

2Doodle with Blocks

Use the Robotics DoodleBlocks to create solid pieces for your frog's hopping legs.

3Brace the Battery

Doodle the battery pack and the motor in place to help form the body for your frog.

4Plan the Pieces


Lay out all your pieces to see how the legs and body will come together.

5Get a Leg Up

Attach the hopping legs to the moving motor parts, and add the lower parts of the legs and feet.

6A Head of the Pack

Doodle together the pieces that form your frog's head.

7Go Wireless

Tuck in the wires connecting the motor to the battery pack, and slide the head of your frog over the end to hide them.

8Body Building

Add the other flat pieces to create the body of your frog.

9Front Feet Forward

Give your frog a leg to stand on by adding the stationary front legs and feet!

10Froggy Features

Give your frog friend a face by adding eyes and a mouth!

Happy Hopping!

Your froggy friend is ready to hop to it!

Watch the Full Video Tutorial

Follow along and make your own hopping friend!

Making your own Doodled Hopping Frog?

Show us your own version by tagging us @3Doodler, and use #3Doodler and #WhatWillYouCreate