Best online STEM kits for home

ThinkFun Gravity Maze introduces kids to logic puzzles and STEM brainteasers, developing critical thinking and spatial reasoning skills. It challenges them to build a marble run from a start position to a target tower, making learning engaging.

This kit is packed with over 100 exciting science experiments, making learning an adventure and fostering an appreciation for Earth sciences. It includes projects like growing crystals and building an erupting volcano, complete with a detailed learning guide.

This is an excellent first STEM toy for intuitive math skills, helping kids absorb number concepts through hands-on manipulation. The connecting cubes allow children to build and explore counting, sequencing, and simple arithmetic.

The Arduino Starter Kit is perfect for integrating coding with hardware, enabling users to build smart lighting, temperature sensors, and more complex projects. It includes an Arduino Uno board and essential components for comprehensive learning.

This kit offers exceptional variety and long-term play value by allowing kids to build 12 different solar-powered robot models. It combines building blocks with motors and electronic components, fostering creativity and mechanical engineering principles.

Botley 2.0 is perfect for younger children, providing a 100% screen-free introduction to coding basics. Its interactive activity set promotes early STEM skills through engaging, hands-on play without digital distractions.

As a brand new offering for 2026, this kit expands LEGO Education beyond the classroom, fostering curiosity and creativity through a 'Build, Solve, Invent' approach. It brings real-world science to life through hands-on, independent play.

The Makeblock mBot is a gold standard for introductory robotics, offering a comprehensive platform for building and coding. Its versatility in supporting both block-based and Python coding makes it an excellent choice for progressive learning.

This kit is safe and easy for kids to learn about basic electrical engineering and circuits through hands-on experimentation. Its unique snap-together pieces require no soldering, making it highly accessible for young learners.

Sphero BOLT is an excellent choice for advanced coding and classroom environments, offering more sensors and complex programming capabilities. Its 8x8 LED matrix and support for both block-based and JavaScript coding make it versatile for growing skills.

MEL Science Kits offer exciting hands-on STEM experiences with immersive educational content, including video guides, VR, and AR. They provide a deeper dive into chemistry, physics, and medicine with high-quality builds, making complex topics engaging.

This kit offers unparalleled creativity and is ideal for advanced users ready for full building and programming systems. With over 900 pieces and app-based tasks, it provides a robust platform for deep engineering and competitive robotics.

This kit teaches about gravity, physics, centrifugal force, and momentum through creative chain reaction machines. It integrates with existing LEGO pieces, making it ideal for kids who love building and exploring engineering principles.

This kit is great for introducing Arduino and DIY electronics, providing hands-on experience with programming and robotics. It's compatible with Arduino and includes various sensors for practical projects, making it ideal for beginners.

KiwiCo Crates provide engaging, educational projects that keep kids occupied and learning new STEAM concepts regularly. The Tinker Crate specifically delivers age-appropriate STEM projects monthly, simplifying science education for homeschooling.