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DT REVERT 2010 p19.qxd:TTS 12/11/09 18:19 Page 3
Gears & Pulleys
D&T
1
Start Gear
1
Brightly coloured plastic gears and
150
base plates. This pack is an
Pieces
attractive introduction to using gears
for young children. The inclusion of
animals and people in the pack turns 2
the gears into roundabouts. This
bulk pack contains 150 pieces,
including 24 base plates, 12 small
gears, 12 medium gears, 3 large
gears plus handles, supports,
connectors and a selection of
animals and people. With notes.
013-TSTART-G £31.95
2
Start Gear Dowel
TTS have put together a pack of
dowel which is a push fit into the
centre of the Start Gear gears, so
that they could be used in larger box
models. Pack of 20 x 60 cm lengths
of dowel. Approx diameter 10 mm.
20
013-TSTART-D £5.75
Pack
3
Gear Go Mechanics Kit
A great set includes pulley and
gear mechanisms for fun to make
models. Contains 355 pieces.
3
013-TELECD £41.99
4
60
4
Assorted Gear Pack
Gears
A pack of 60 mixed gears. Pack
contains:
• 20 x small red gears 20 teeth
• 20 x medium blue gears 40 teeth
• 20 x large yellow gears 60 teeth.
All gears fit 5 mm dowel.
355
013-GGO-GEARS £4.25
Pieces
5
Mechanisms
6
Demonstration Kit
High quality wooden demonstration
models which clearly demonstrate
how simple machines are used in
everyday life. Set contains: The
Lever - when you apply a force
at one end of the device it
transmits a force to the opposite
end. The measurement of the force
differs depending on how far one
end is placed from the pivot point
6
Your idea
or the fulcrum.
Lynx Gear Jig
no.133
The Motion Converter-
This Lynx Gear jig will make 4
developed by TTS
demonstrates how one force of
different sizes of gear; 8, 12, 16
direction can convert into an
and 24-tooth, using 3 sizes of card
opposite directional force using
wheels. Card wheels required - 25
7
Over 700 pieces
pistons. The same principles exist
mm (8 tooth), 51 mm (12 tooth),
in most modern engines.
63 mm (16 tooth & 24 tooth).
The Pulley- an excellent example
013-TGJ-M £7.99
of a simple machine that is used
many times during the course of
7
Gears Class Pack
every day. The machine shows how
A large box containing over 700
force in one direction is transmitted
components including all the Gear
to similar force in an opposite
Go parts, 10 mm wood, wood
direction by passing a cord through
wheels, dowel and nylon tubing.
a pulley. This same principle is used
This pack will allow classes to build
in the operation of window blinds
many complex mechanisms from
as an example. The cord is pulled
very simple components. The set
down to pull the blinds up and off
also allows pupils to explore mixing
the window. Every product contains
plastic and wood models. Supplied
comprehensive teachers notes.
with a set of Gear Go Workcards.
013-TE00492 £71.99
013-GGO-CLASS £85.95
Order online at www.tts-shopping.com 19
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