Different listings show different recommendations: some LEGO Planet sets are labeled 5 years and up, while others are labeled 10 years and up.
The sets include special pieces and features such as alternate-shaped bricks, eyes and expression elements, glow-in-the-dark bricks, a rotating stand, a guide with alternative build suggestions, and digital support via the LEGO Builder app.
The sets target a range of skills, including engineering concepts, fine and gross motor skills, creativity and creative thinking, and sensory development.
Instructions include an easy-to-follow picture guide for younger builders and support through the LEGO Builder app, which offers 3D zoom, rotate, and progress-tracking tools.
The listings state the material is plastic and indicate "Battery: No Battery Used," i.e., the sets do not require batteries.