Four children make statements about their relative ages but one child is lying. The challenge is to order the children from the youngest to the oldest.

A diagram is shown with horses arranged in fields around a rectangle. There are four challenges to move the horses to fulfill given criteria. A worksheet is also included for students to record their answers.

Ofsted survey report investigating why many of the most able students from non-selective schools fail to achieve their potential.

A floor plan is shown from a museum. The challenge is to place two security guards so that they will be able to keep watch on the whole museum

This puzzle provides an introduction to simultaneous equations in three variables. Three combinations of coins are shown, together with the total value for each pair. The challenge is to calculate the value of each coin.

With just one fold of a square piece of paper, is it possible to make a triangle and a quadrilateral? Two quadrilaterals? A triangle and a pentagon? A further challenge asks students to explore the combination of shapes that can be made by using two folds of a square.

This puzzle provides a gentle introduction to simultaneous equations. Three pictures are given that show different combinations of three items from a menu, together with the total price for each meal. The challenge is to work out the cost of each item.

This problem looks at fencing chickens using pens. The challenge is to work out how many lengths are needed to create six separate pens for the roosters.

This combination problem builds up from combinations of three socks to six socks. Can students find a pattern and use it to work out how many socks would be needed to ensure a different pair was available each day for a month?

A sheet is shown containing six calculations that have been partially obscured by juice spilled on the sheet. The challenge is to work out what the calculations were, and their solutions.

This problem provides a gentle introduction to simultaneous equations. Three bags of shopping are shown: two have prices and one does not. The challenge is to find out the price of the final bag of shopping.

This article, by L. Chapman, published in June 2002,  presents a small-scale case study of science assessment for students with special educational needs. The discussion is based on the appropriateness of the assessments as a means of monitoring achievement and in setting targets. It is argued that National...

Theory Into Practice, from the Nuffield Foundation, was published in the early 1970s when there were significant developments both in the style of science teaching in schools and in the arrangements for teaching education and professional development. The resource includes activities designed to help teachers to...

This edition of the Computing at School newsletter contains articles covering:

*Computing in the national curriculum

*Computational thinking in the classroom