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Spirit level – to discover whether a surface is level (horizontal) or plumb (vertical)
Three designs included including a ladybird
Hook tips allow scarves to stick to fluffy fabrics for varied activities
and a variety of PE lessons
Made from durable plastic
Speed Of Sound Kit Outdoor play Spirit level – to discoverThis Speed of Sound Kit includes everything you need to measure the speed of sound in the classroom. The Fast Timer included can be used in many other experiments This kit provides a direct method to measure the speed of sound. Timing to microsecond accuracy is started and stopped as sound passes the microphones (see diagram in the product images). A small hammer and metal plate is included in the kit to make the necessary sharp sound. The Fast Timer,
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