This 190-piece kit has options to build 12 different robots. Options to create rolling, crawling, and walking robots. Includes step-by-step instructions. Once the robot is assembled, it runs on solar power.
Instructions could be better. Some arrive with faulty solar panels.
Colorful, stackable blocks with fraction and decimal markings. Stackable to re-create math problems. Labeled on three sides.
Printing may wear off over time.
Kit comes with 33 experiments. Instructions to make invisible magnetic field, electromagnet, compass, contained shavings, and more. Great for child-led experimentation.
The horseshoe magnet must be handled with care; it is not terribly sturdy.
Includes pieces for 75+ projects. Comes with 40 pieces to build lamps, switches, electrodes, and similar projects. Patented safety devices to prevent injury. Diagrams included.
Check your box; components occasionally arrive damaged.
80-experiment chemistry set for tweens. Comes with beaker, test tube, Bunson burner, litmus paper, and other classic lab materials. Chemicals needed for the experiments come with the kit. Safety goggles included.
Occasional incomplete boxes. A few experiments require additional materials that may be challenging to locate.
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