Best STEM Toy Deals, Robots / Smart Tech Toys on Sale

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$19 $40

Amazon has the well-reviewed Elenco Teach Tech SolarBot.14 Transforming Solar Robot Kit for $19 with free shipping on $25+ or with Prime. Can be built into 14 different Robot models.

$19 retail: $40
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$16 $30

Amazon has the Smartivity Angle Drag Race STEM Learning Construction Kit Toy for $16 with free shipping on $25+ or with Prime. Walmart has it for the same price. Teaches basic physics concepts including gravity, momentum, and angle of deflection.

$16 retail: $30
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$9.50 $25

Amazon has the 255-Piece Meccano 10-in-1 Racing Vehicles STEM Model Building Kit (6060104) for $9.50 with free shipping on $25+ or with Prime. Can build up to 10 different high-speed performance toy cars and vehicles

$9.50 retail: $25
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$14 $40

Amazon has the Thames & Kosmos The Amazing Tightrope-Walking Gyrobot STEM Kit for $14 with free shipping on $25+ or with Prime. It's a 2021 The Toy Association's Specialty Toy Of The Year Finalist. 

$14 retail: $40
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$35 $70

$4 price drop! Amazon has the highly rated Osmo Creative Starter Kit for iPad (Osmo Base Included) for $35 with free shipping. Includes 3 games: Monster (drawing game), Newton (early physics/problem solving) and Masterpiece (learn to draw skills).

$35 retail: $70
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$6.99 $25

Amazon has the WowWee Power Treads 40+ Piece Full Throttle Pack (5555) for $6.99 with free shipping on $25+ or with Prime. Allows you to build your own all-surface vehicle using 22 tread pieces plus 2 bonus glow-in-the-dark treads.

$6.99 retail: $25
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$3.91 $7.99

Amazon has the 5-Piece Learning Resources Coding Critters Pair-A-Pets Dogs Hunter & Scout Kids' Early Coding Toy (LER3090) for $3.91 with free shipping on $25+ or with Prime. 

$3.91 retail: $7.99
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$11 $35

Amazon has the Educational Insights Circuit Explorer Rocket Ship STEM Kit for $11 with free shipping on $25+ or with Prime. Learn the fundamentals of circuitry and build a rocket, space rover, and launch pad with lights. Requires 3 AAA batteries (not included).

$11 retail: $35
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$52 $69

AliExpress has the MOULD KING RC Motorized Boston Dynamics AlphaDog Robot Building Kit (yellow or red) for $52 with free shipping. Includes 936 pieces.

$52 retail: $69
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$12 $40

Amazon has the 72-Piece Hape Limited Edition Handyman Go-to-Caddy S.T.E.M. Wooden Tool Box Builder Set (E8039) for $12 with free shipping on $25+ or with Prime. Includes build-on box, vice,  wrench, screwdriver, and plenty of screws and wood pieces to build simple designs.

$12 retail: $40
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$9.99 $25

Amazon has the 150-Piece Imaginarium Wooden Blocks Set (AD21164) for $9.99 with free shipping on $25+ or with Prime. Includes handy storage bin with shape sorter top.

$9.99 retail: $25
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$22 $100

Amazon has the Thames & Kosmos Robotics: Smart Machines Super Sphere STEM Experiment Kit for $22 with free shipping on $25+ or with Prime. Build and program a 9" robotic sphere, plus 6 other robot models.

$22 retail: $100
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$14 $25

Amazon has the Klutz Maker Lab STEM Kit: DIY Rainbow Catcher for $14 with free shipping on $25+ or with Prime. Build a motorized machine that makes rainbows spin around your room.

$14 retail: $25
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$33 $50

Today only. Amazon has the Learning Resources Giant Hanging Inflatable Solar System Set for $33 with free shipping. Includes all 8 planets, Pluto, the sun and Earth's moon, repair kit and foot pump. Reviews say it's great for hanging in a kids' room!

$33 retail: $50
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$30 $45

Today only. Amazon has the Snap Circuits BRIC: Structures Brick & Electronics Exploration Kit (SC-BRIC1) for $30 with free shipping. Sells for $42+ elsewhere. Structures comes fully loaded with 20 Snap Circuits parts, 75 bric-2-snap adapters, and over 140 compatible building bricks.

$30 retail: $45
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$9.19 $18

Amazon with CIRO Education has the 305-Piece Educiro 3 in 1 Train Set for $9.19 with free shipping on $25+ or with Prime. 

$9.19 retail: $18
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$33 $70

Today only. Amazon has the Smartivity Chain Reaction Engineering Construction Kit/Game for $33 with free shipping. Combines dominoes, bowling and Skee-ball into one DIY STEM building game.

$33 retail: $70
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$13 $18

Today only. Amazon has the Elenco FM Radio Kit for $13 with free shipping on $25+ or with Prime. Assemble a monophonic FM receiver (88-108mhz) with electronic auto-scan.

$13 retail: $18
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$32 $55

Today only. Amazon has the Elenco Teach Tech “Zivko The Robot” Interactive A/I Capable Robot for $32 with free shipping. Good for kids 10+.

$32 retail: $55
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Today only. Amazon is offering up to 50% off back to school toys from Osmo, National Geographic, Snap Circuits & more with the discount shown on the product page. Shipping is free for Amazon Prime members or on purchases $25+.

The pictured Osmo Little Genius 6-Game Starter Kit (901-00032) is on sale for $80 (34% off).