Fat Brain Labs - STEM Learning Kits for Curious Minds
SHOP BY AGE
STEAM-filled boxes of joy for kids, teens, grown-ups, and lifelong learners (3+)
BEST SELLERS
Crowd-pleasers for every age
Why STEAM?
Ignite your child's future with the best principles of STEAM (Science, Technology, Engineering Art & Mathematics) learning that builds real-world skills and future confidence
Parents want their kids to join-related profession.
Parents look for STEAM toys while buying a new toy.
STEAM jobs will grow 1.7x faster than non-STEAM jobs.
Source: Survey of Parents, The Toy Association, USA
Inside the Box
Everything needed to start building and learning right away.
Featured STEM Kits
Handpicked kits to spark curiosity and learning
Mini Solar Car/Fan
Build a solar‑powered car/fan to experience renewable energy in action. Observe how sunlight angle affects speed. Covers energy conversion: light → electrical → mechanical.
Home Energy Detective (LED vs bulb)
Build a Home Energy Detective (LED vs bulb) with simple, safe materials. Learners observe cause–effect and record basic data. Covers foundational concepts in Sci/Tech/Math.
Light & Switch Playground
Create working paper/board circuits with LEDs, switches, and sensors. See how electricity flows in a closed path and how inputs control outputs. Covers circuit basics, series/parallel, and signals.
Spin & Wind (fan motor)
Build and control a fan using motors and sensors. Experiment with blade angle and temperature‑based switching. Covers feedback, energy conversion, and simple control.
Keep-It-Cold (insulation)
Test materials to slow melting and observe heating/cooling effects. See solids, liquids, gases in action. Covers heat transfer and states of matter.
Heat & States Lab
Observe states of matter through heating and cooling experiments. Watch ice melt, water boil, and balloons expand. Covers thermal expansion and phase changes.
Award-Winning STEM Toys Heart-Winning Learning Experiences
Sustainability | 21st-century skills | 100% screen-free play
Explore STEM Categories
Curated collections of kits organized by learning themes
Energy Explorers
Discover energy, circuits, and power through hands-on experiments. Learn about electricity, renewable energy, and energy conversion.
Life & Nature
Explore living things, ecology, and Earth science. Study plants, animals, weather, and environmental systems.
Smart Circuits
Build electronic circuits with sensors and automation. Create smart devices that respond to light, temperature, and touch.
Machines & Motion
Learn physics through mechanical systems and motion. Experiment with forces, simple machines, and engineering principles.
Discovery & Measurement
Master scientific tools and data collection. Build instruments to measure and understand the world around you.
Why Parents Trust
Fat Brain Labs
Hands-on projects that improve creativity, focus, problem-solving, and engineering basics.
Eco-friendly wooden kits designed for greener play and zero e-waste learning.
Engaging STEM activities that naturally reduce screen time while boosting-would imagination.
Play More. Build More. Learn More.
What Parents & Teachers Say
Loved by families and schools across India
Priya Raman, Bengaluru
Parent
Bengaluru
““My daughter has never sat for more than 10 minutes with a toy, but Fat Brain Labs STEM kits keep her engaged for hours. The Solar Car and Light Chaser are now her favorites. She actually explains what she learned — that’s the best part.””
Kit: Solar Car and Light Chaser
Child Age: 7 years
Arun Mohan
Parent
Chennai
““The Mechanical Hand and Hydraulic Crane kits blew my son’s mind. As a parent, I loved how it teaches real engineering concepts without any screen time. Excellent quality and very easy to follow.””
Kit: Mechanical Hand Kit
Child Age: 10 years
Deepa Suresh
Parent
Coimbatore
““My son finally found something more interesting than mobile games! The Wind Energy Farm and Solar Tracker kits made him curious about renewable energy. Fantastic initiative.””
Kit: Solar Tracker kits
Child Age: 8 years
Nikhil & Anitha
Parent
Hyderabad
““The VR Smart Atlas is unbelievable. My daughter literally ‘travels’ around the world every day. The AR Globe is so informative — learning geography has become super fun in our house.””
Kit: AR Globe
Child Age: 12 years
Sujatha Ramanathan
Parent
Kochi
““The Light & Shadow Theater helped my son understand concepts without me even teaching. He loves creating shapes and stories. Beautifully designed for younger kids.””
Kit: The Light & Shadow Theater
Child Age: 6 years
Rahul and Meera
Parent
Pune
““Having two kids of different ages is tough, but Fat Brain Labs has kits for both. My younger one uses SpinBot Arm, and the elder one loves the VR Atlas. These kits have become a weekend ritual now.””
Kit: SpinBot Arm and VR Atlas
What Research Says About
STEM Learning
Studies show hands-on STEM actively enhance analytical thinking and real-world problem-solving skills.
Research suggests interactive learning improver merkory and supports longer attention spans
Children exposed and STEM early devonger foundations in math , science, and engineering readiness
STEM environments nuture planning, perseverance, and independent learning
Fat Brain Labs – Made for Curious Minds. Built for Real Learning