02:22

Lego micrometer with linear actuator

04:04

Grand complication clock

01:37

Equation of time clock complication

00:48

Clock calendar complication - some Lego solutions

01:42

Lunar phase clock complication - some number crunching

01:33

Merry Christmas!

01:05

1000 hour clock (sort of working)

01:28

striking mechanism idea

01:33

Large grandfarher clock teaser

01:16

Low angle grasshopper update + instructions

00:52

Another grasshopper escapement clock

00:58

Grandfather clock update

02:08

Tactical Lego crossbow

04:57

Lego Pendulum suspension types comparison

01:01

Testing lego pendulum suspension types - introduction

01:14

Phil Abernethy's spider escapement in Lego

02:11

Simple approximation of grasshopper escapement error

02:45

Very simple flying wing design

01:23

"Obelisk" - minimalistic grandfather clock

01:02

Realtime raytracing in text mode

01:35

ASCII engine, OpenGL edition

01:26

Raycasting game engine with ASCII display

02:04

Fully functional fantasy style saber build.

01:19

grasshopper/anchor, another variant

01:11

Grasshopper/anchor mk3 in Lego

01:31

Balanced Grasshopper/Anchor design

00:50

Another Grasshopper-Anchor hybrid

05:32

Animated analysis of escapements

04:35

[outdated] More pendulum science

02:03

More swordmaking (sabre, rapier, jian, smallsword)

02:51

Study of temperature effect on double-weighted pendulum.

03:34

210 hour grandfather clock

01:25

Ultra-compact Arnfield escapement

01:09

Merry Christmas!

02:05

100 m/s trebuchet

00:58

Multi - rotation trebuchet

00:56

100-joule Lego crossbow

01:31

Carbon fiber reinforced Jian sword

01:20

Heavy trebuchet + grandfather clock

01:12

Trebuchet

01:20

Lego crossbows - slow motion shots

02:50

Lego clock accuracy analysis

01:13

Heavy crossbow

00:58

Quarantine, day 30 (Ievan Polkka cover, including lego instruments).

01:20

Carbon fiber katana

01:08

Short sword - final version

02:02

Making a sword without forging

00:36

Merry Christmas!

01:04

Mini Lego/carbon fiber crossbow

01:04

High power lightsabers

01:52

Lego Longcase clock

00:53

Temperature - compensated pendulum

01:25

Escapement sound comparison

01:49

Lego mortar with range calculator

01:07

Lego impact gun

02:24

"Kepler" - elliptic motion orrery

01:12

Metal orrery and other clockmaking stuff

01:11

Lego wall clock

01:15

Jumping hands assembly

01:59

Simplified 40T Arnfield escapement - instructions