TOP SECRET
She can create touch-activated inventions to protect her piggy bank, hide possessions and catch snooping siblings in the act.
Rule Your Room Kit
littleBits. Ages 8-12.
$99.95, littlebits.cc
BOTS FOR TOTS
Your mini scientist links colorful gears and goofy faces to create the perfect robot masterpiece.
Gears! Robot Factory Building Set
Learning Resources. Ages 4 and up.
$39.97, amazon.com
ODE TO CODE
Your little programmer codes apps, music, games and more with this DIY computer (bits, boards and all!).
Computer Kit
Kano. Ages 6 and up.
$149.99, kano.me
CHAIN REACTION
This kit lets him launch a car using things like a balloon, bowling ball and tiny chicken eggs.
Rube Goldberg-The Speeding Car Challenge
Wonderology. Ages 8 and up.
$9.99, target.com
COOL CARS
Young engineers build and program 20 plus race cars and games using wirelessly-connected blocks.
Sam’s Curious Cars
SAM Labs. Ages 7 and up.
$199, samlabs.com