18:32
Fermentation
06:11
Succulent planter
09:05
Grassy head
13:40
Electricity 1: Motor and battery pack
12:24
Electricity 2: Light emitting diodes
08:08
Brine shrimp
12:04
Electricity 3: Switches
11:21
Electricity 4: Static electricity
12:46
Composting Worms
09:17
Stomp rocket
05:46
Mini catapult
07:21
Hopper
12:42
Cable car
09:13
One-wheeler
12:19
Rubber band car
21:59
Mini STEM park
21:30
Leprechaun trap
18:14
Energy story
15:20
Mexican kite
17:22
Interaction of -spheres, plus two demos
15:44
Chirping bird
14:37
Blinking spinner toy
07:03
Scratch n glow
25:37
Three yoyos
11:00
Turkey calls
10:18
Thumb piano
20:21
Jumping spider
19:46
Rubber band launch paper airplanes
16:53
Water tinkering
09:42
Phenakistascope
17:35
Zunzun
12:42
Torsion drum and maraca
15:48
Waves of sound and light 3: Pinhole viewer
07:39
Waves of sound and light 4: Camera and eye model
17:29
Waves of sound and light 2: Noise maker
19:14
Waves of sound and light 1: LED display
11:36
Aerodynamics 4: Parachutes with atlatl
15:49
Aerodynamics 3: Buzzing ribbon spinner
16:06
Aerodynamics 2: Rubber band launch helicopter
17:32
Aerodynamics 1: Mini Bernoulli ball, rocket balloon and hovercraft
09:31
Bones of hand
17:41
Plane on a stick
24:58
Marble math and physics 1: Rollers
21:05
Marble math and physics 2: Marble puzzles and games
20:23
Marble math and physics 4: Pinball machine
14:58
Marble math and physics 3: Labyrinth
10:35
Electromagnetic motion 3: Transmission car
10:38
Electromagnetic motion 2: Direct drive car
12:12
Electromagnetic motion 4: Velocity competition and data taking
14:21
Electromagnetic motion 1: Color spinner
10:40
Rubber band launcher
08:13
Climbing lion
04:50
Syringe pump
18:18
Electromagnetic toys #4: Motor drive
10:25
Electricomagnetic toys #1: Magnet play
12:11
Electromagnetic toys #5: Meter
16:54
Electromagnetic toys #3: Generator
12:37
Electromagnetic toys #2: Electromagnet and solenoid
13:30
Speaker
12:25
Marimba
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