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A life in science: Katherine Johnson

This Catalyst article focuses on Katherine Johnson, who was one of a number of black American women whose work as 'computers' made NASA's early work possible.

This article is from Catalyst: Secondary Science Review 2017, Volume 27, Issue 3.

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Writing a Flowchart

This engineering activity, suitable for children in computing lessons, looks at the basics of flowchart construction. Simple examples, such as the decisions made by a dog chasing a stick, are used to make flowchart representation of algorithms accessible to younger children. A simple design activity requires...

Heart Rate Monitor

In this challenge, students are asked to consider the impact of people suffering from heart conditions, both to the individual and to wider society. They then generate ideas for using programmable systems to improve people’s health, and to monitor themselves. A video introduces the idea of a heart rate monitor, and...

Home energy

Reducing energy usage in the home saves money, increases energy security and reduces the need to burn unsustainable fossil fuels. The first step in doing this is monitoring how much energy is...

What is a program

This activity is designed to introduce students to what is meant by a program. It asks students to create a set of instructions that will solve a problem and defines a program as a set of step by step instructions that must be followed.

Programming commands

This activity is designed to build on understanding of programming commands and what they are used to do in a program. It requires learners to show a detailed knowledge of each command and what it is used to do. It also requires them to apply programming skills in a real context. The resource contains an...

Modifying the security system

In this activity, learners will improve and further develop their programmable alarm system using the micro:bit.

History of Computers

This classroom resource for secondary computing lessons outlines the history of development of computers. It covers thousands of years of history, including:

  • the abacus
  • log tables
  • the calculators of Pascal and Leibnitz
  • Jacquard looms
  • Babbage's Difference Engine and...

50+ Primary level STEM activities for any classroom

We know that in the current situation, STEM activities may be harder to run, especially with concerns about sharing equipment in groups.  We have selected over 50 activities that can be done in any classroom, with very little equipment.  These can...

Cre8ate Maths: Digital Design - Programming

These Cre8ate maths activities are provided to introduce students to the fundamental processes involved in programming a computer.

Students are given drawings, along with the Logo commands which have been used and, by...

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