What size tubing is it ? My son cut the lines too short

You can contact us at Support@thamesandkosmos.com for replacement options. The tube measures outside .1725" (4.98mm) x inside .1085" (2.76mm).

Do you have to choose one model to build or does one kit make all six models?

You have to choose one model to build. The kit comes with enough parts for just one model time.

Webise or emila for troubleshooting?

Thank you for your question. This article has our Step-by-Step Assembly Video and Troubleshooting for the Candy Claw Machine as well as a link to contact us for additional assistance. https://thamesandkosmos.zendesk.com/hc/en-us/articles/4409456509075-Candy-Claw-Machine-Step-by-Step-Assembly-Video-and-Troubleshooting

Would this be too advanced for my 6 year old son who loves legos?

Thank you for your question. The recommended age group for our Mechanical Engineering: Robotic Arms kit is 7 to 14 years of age, however, you may find it appropriate for your son, based on his experience level. You can view the manual by clicking on the following link to view what comes in the kit as well as to get a sense of the different experiments: https://www.thamesandkosmos.com/manuals/full/625415_ME_Robotic_Arms_Manual.pdf

Candy Claw Engineering STEM Experiment Maker Lab | Build Your Own Claw Machine | Learn Hydraulics & Engineering | Includes Lollipops | Toy of The Year Finalist | Difficulty: Advanced

Product ID: 372355640

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Details

Size
L
Brand
Thames &
Theme
Candy
Age range (description)
8+
Item dimensions L x W x H
33 x 8.9 x

💧Hands-on hydraulics & mechanical engineering

⚙️113 precision puzzle pieces

🛠️3 claw types: pincher, scoop, 3-pronged

Description

🎯 Engineer Fun, Grab Sweet Success!

HYDRAULICS IN ACTION - Learn real-world principles of hydraulics, levers, gears, and linkages—no batteries, just pure mechanical power.
TRIPLE CLAW CHALLENGE - Experiment with three unique claw designs to perfect your prize-grabbing skills and engineering know-how.
SWEET REWARDS INCLUDED - Comes with lollipops and candy decoys to make your engineering journey deliciously fun and rewarding.
FAMILY ENGINEERING TIME - Designed for ages 8+ with adult collaboration—bond over a challenging 2-3 hour build that sparks curiosity and creativity.
MASTER MECHANICAL MARVELS - Build your own arcade-style claw machine with 113 detailed pieces for a hands-on STEM adventure.

The Candy Claw Engineering STEM Experiment Maker Lab is an advanced, battery-free build-your-own claw machine kit featuring 113 pieces and three claw types. It teaches key engineering concepts like hydraulics, levers, and gears through hands-on assembly and play, including candy prizes for interactive fun. Ideal for kids 8+ with adult guidance, this Toy of the Year finalist offers a 2-3 hour immersive STEM experience.

Specifications

Product Dimensions	33.02 x 8.89 x 29.21 cm; 1.04 kg
Manufacturer recommended age	6 years and up
Item model number	550103
Educational Objective(s)	STEM
Number of Game Players	1
Number of Puzzle Pieces	113
Assembly Required	Yes
Scale	1/32
Batteries Required?	No
Batteries Included?	No
Material Type(s)	Plastic
Remote Control Included?	No
Color	Multicolor
Release date	22 September 2021
ASIN	B08V123KDQ

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