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**Disclaimer**:
*InThinking* subject sites are neither endorsed by nor connected with
the International Baccalaureate Organisation.

### Forthcoming Workshops

#### Mathematics: Application & Interpretation

IBDP Category 2

Berlin, Germany

23 to 25 August 2019

more info

#### Mathematics: Analysis and Approaches

IBDP Category 2

Berlin, Germany

23 to 25 August 2019

more info

Find all *InThinking* Workshops at www.inthinking.net

### School visits

If you are interested in **Tim Garry** visiting your school to work with teachers and/or students, please
**contact us**.

### Home-2-Home

The vacation home exchange service for the IB community.

*Feel at home when you travel the world.*

**www.home2home-inthinking.co.uk**

# Latest updates

### Problem of the Dayfree20 April 2019

There are currently 352 problems (176 SL + 176 HL) with more problems added every week. There are separate pages for the SL Problem of the Day and for the HL Problem of the DayThere are two growing sets... more

### HL Problem of the Day20 April 2019

Click here to go to the list of HL ProblemsHL Problem of the Day #176The problems below are all original - in that I wrote them mysellf. Some of them are modelled after questions I've found in various... more

### Review Materialsfree19 April 2019

This section contains collections of review questions for both HL and SL. There are three sub-pages included under this page:1. Sets of SL(HL) Review Exercises2. Sets of HL(SL) Review Exercises3. Sets... more

### SL Problem of the Day19 April 2019

Click here to go to the list of SL ProblemsSL Problem of the Day #176The problems below are all original - in that I wrote them mysellf. Some of them are modelled after questions I've found in various... more

### new syllabus > new websitefree13 April 2019

The mathematics courses in the International Baccalaureate Diploma Programme (IBDP) will be very different starting in August 2019 (first exams in May 2021). The changes are certainly the most substantial... more

### Sets of SL(HL) Review Exercises4 April 2019

All of the exercise sets contain either answers for all of the exercises or full worked solutions for all of the exercises. Year1_SLHL_Review_v1 Set of 12 questions (and a 'bonus' question) with GDC allowed... more

### further differentiation methods3 April 2019

It seems appropriate to place Gottfried Wilhelm von Leibniz prominently at the top of this page. Along with major contributions in areas such as philosophy, physics and technology (he invented several... more

### Calculus Tests & Review31 March 2019

This page contains several unit tests on calculus - differential calculus & integral calculus - for both HL and SL. Most of the tests below have worked solutions (solution keys) available as a separate... more

### areas & volumes / kinematics18 March 2019

Quick links:► downloadable teaching materials for areas & volumes► syllabus content for the Calculus Topic: SL syllabus (see syllabus section 6.5); HL syllabus (see syllabus sections 6.5).Whether... more

### integration by substitution / by parts12 March 2019

Quick links:► downloadable teaching materials for integration by substitution► syllabus content for the Calculus Topic: SL syllabus (see syllabus section 6.4); HL syllabus (see syllabus section 6.7). more